Building Survey [3]

1. In ordinary leveling , The relationship between the sum of height difference and the sum of forward-looking reading and rear-looking reading is

A.Σh\=Σa-ΣB
B. None of the above
C.Σh\=Σa+ΣB
D.Σh\=Σb-ΣA

2. An operation before the reading in the basic operation of leveling at a measuring station （）.

A. Instruments must be properly placed , Aim at the ruler , Accurate leveling work .
B. Instruments must be properly placed , Rough leveling , The work of aiming at the ruler .
C. Rough leveling must be done well .
D. We must do a good job of accurate leveling .

3. Contour offset is

A. Horizontal distance between adjacent elevation points
B. Distance from contour line to geoid
C. Height difference between adjacent contour lines
D. Horizontal distance between adjacent contour lines

4. The principle to be followed in construction survey is ： From the whole to the part 、（）.

A. Start with details and then expand
B. Planning before implementation
C. Break the part first and then control
D. Control first and then break down

5. According to their nature, measurement errors can be divided into which two of the following ?

A. System error 、 Accidental error
B. Average error 、 Relative error
C. Permissible error 、 Negligent error
D. Mean square error 、 Limit error

6. Leveling is provided by level （） Find the height difference between two points , And through the elevation of one of the known points , Calculate the elevation of the unknown point .

A. The axis of the level pipe
B. Plumb line
C. Collimation axis
D. Horizontal line of sight

7. The construction control network shall be established first for construction survey , Survey the main axis of the building , Then measure the height of the building according to the main axis

A. Detail point
B. The control points
C. Altitude
D. Building baseline

8. The distance intersection method of setting out points is based on （） To set out .

A. An angle and a distance
B. The difference between the two coordinates
C. Two distance
D. Two angles

9. Under the same observation conditions , Multiple observations of the same quantity , The more observations , be

A. The accuracy of the observations remains unchanged , The higher the accuracy of the arithmetic mean
B. The higher the accuracy of the observed value and the arithmetic mean
C. The higher the accuracy of the observations
D. The accuracy of the arithmetic mean remains unchanged

10. Two points at different elevations , The slope shall be two points （） The ratio of the , Multiplied by 100％.

B. Height difference and its oblique distance ;
C. Height difference and horizontal distance ;
D. Horizontal distance and oblique distance

11. Contour offset is

A. Height difference between adjacent contour lines
B. Horizontal distance between adjacent contour lines
C. Distance from contour line to geoid
D. Horizontal distance between adjacent elevation points

12. The layout form often used in urban traverse survey is

A. Sight distance conductor
B. Close the wire
C. Branch conductor
D. Conform to the conductor

13. The accuracy requirement of measurement work is （）.

A. Determine the appropriate accuracy index according to the needs of the project
B. No error is best
C. The more accurate, the better
D. Try to achieve as much accuracy as possible

14. In the level , The correct relationship between the leveling tube axis and the sight axis is

A. The axis of the leveling tube is perpendicular to the collimation axis
B. The axis of the level tube is parallel to the collimation axis
C. None of the above
D. The axis of the level pipe intersects the collimation axis

15. In ordinary leveling , The relationship between the sum of height difference and the sum of forward-looking reading and rear-looking reading is

A.Σh\=Σa+ΣB
B. None of the above
C.Σh\=Σb-ΣA
D.Σh\=Σa-ΣB

16. During the construction of high-rise buildings , The special instruments used for the upward projection and measurement of the construction axis layer by layer are

A. Range finder
B. Level
C. Theodolite
D. Vertical alignment instrument

17. The basic work of survey is to survey the known （）、 Horizontal angle and elevation .

A. Spatial coordinates
B. Space distance
C. Horizontal distance
D. Plane coordinates

18. The principle to be followed in construction survey is ： From the whole to the part 、（）.

A. Planning before implementation
B. Break the part first and then control
C. Start with details and then expand
D. Control first and then break down

19. Where the contour lines are sparse on a topographic map, the terrain is represented

A. Gentle
B. It is a slope with uniform slope
C. Precipitous
D. Is the horizontal plane

20. Where the contour lines are sparse on a topographic map, the terrain is represented

A. It is a slope with uniform slope
B. Gentle
C. Is the horizontal plane
D. Precipitous

21. Leveling is provided by level （） Find the height difference between two points , And through the elevation of one of the known points , Calculate the elevation of the unknown point .

A. Horizontal line of sight
B. Plumb line
C. Collimation axis
D. The axis of the level pipe

22. The distance intersection method of setting out points is based on （） To set out .

A. Two distance
B. The difference between the two coordinates
C. An angle and a distance
D. Two angles

23. In ordinary leveling , The relationship between the sum of height difference and the sum of forward-looking reading and rear-looking reading is

A.Σh\=Σb-ΣA
B. None of the above
C.Σh\=Σa+ΣB
D.Σh\=Σa-ΣB

24. The general aiming method shall be （）.

A. Aim roughly 、 Precise aim 、 Correct aiming
B. Aim roughly 、 Correct aiming 、 Precise aim
C. Precise aim 、 Correct aiming 、 Aim roughly
D. Correct aiming 、 Aim roughly 、 Precise aim

25. In a picture 1：500 In the topographic map of ,AB The distance between two points on the graph is 0.332m, be AB The actual distance between two points is ：()m

A.332
B.60
C.320
D.166

26. The accuracy requirement of measurement work is （）.

A. Try to achieve as much accuracy as possible
B. The more accurate, the better
C. Determine the appropriate accuracy index according to the needs of the project
D. No error is best

27. In the level , The correct relationship between the leveling tube axis and the sight axis is

A. None of the above
B. The axis of the leveling tube is perpendicular to the collimation axis
C. The axis of the level pipe intersects the collimation axis
D. The axis of the level tube is parallel to the collimation axis

28. When the measuring range is small , The surface of the survey area can be regarded as a plane , Its coordinates are commonly used

A. Astronomical and geographical coordinates
B. Independent plane rectangular coordinates
C. Geodetic coordinates
D. Gaussian plane rectangular coordinates

29. Contour offset is

A. Horizontal distance between adjacent contour lines
B. Distance from contour line to geoid
C. Height difference between adjacent contour lines
D. Horizontal distance between adjacent elevation points

30. During the construction of high-rise buildings , The special instruments used for the upward projection and measurement of the construction axis layer by layer are

A. Level
B. Range finder
C. Vertical alignment instrument
D. Theodolite

31. The level is perpendicular to the direction of gravity everywhere . The expression

A. Yes
B. wrong

32. In the same vertical plane , The angle between two oblique lines of sight , It's called a vertical right angle .

A. Yes
B. wrong

33. When carrying out leveling observation, the benchmark must use ruler pad , And there is no ruler pad on the turning point .()

A. Yes
B. wrong

34. The layout principle of national control network is from high level to low level 、 Grading network 、 Step by step control . The expression

A. Yes
B. wrong

35. The boundary line of catchment area is connected by a series of ridge lines .

A. Yes
B. wrong

36. Measuring , Parallax is visual error , Depends on the observer's visual acuity , It cannot be eliminated by adjusting the optical components of the instrument ().

A. Yes
B. wrong

37. The principle of leveling is to use the horizontal line of sight provided by the instrument , Directly measure the elevation of the ground point .

A. Yes
B. wrong

38. Angle measuring time , The error of dial estimation and reading belongs to systematic error .

A. Yes
B. wrong

39. The plan can not only show the location of ground features, but also show the undulating shape of the ground surface . The expression

A. Yes
B. wrong

40. In the radius of 10km Region , The effect of earth curvature on horizontal distance is negligible .

A. Yes
B. wrong

41. The method of straight line alignment and straight line orientation is the same .

A. Yes
B. wrong

42. Surface features refer to the ups and downs of the earth's surface , It includes mountains 、 Hills and plains, etc . The expression

A. Yes
B. wrong

43. The smaller the mapping scale , Indicates that the more detailed the current situation of the surface . The expression

A. Yes
B. wrong

44. In leveling, the level must be placed in the front 、 On the connecting line of the back ruler .

A. Yes
B. wrong

45. The adjustment method of traverse coordinate incremental closure error is to distribute the closure error evenly according to the number of traverse edges after inverse sign .

A. Yes
B. wrong

46. In Gaussian projection , The projection of the central meridian is a straight line , The projection of the equator is also a straight line

A. Yes
B. wrong

47. Longitude is the dihedral angle of two meridional planes , Latitude is the angle between the normal of a point on the reference sphere and the equatorial plane . The expression

A. Yes
B. wrong

48. The standard direction of straight line orientation is true north 、 Magnetic north direction and coordinate north direction .

A. Yes
B. wrong

49. The closed curve formed by the connection of adjacent points with equal elevation on the ground is called contour line .

A. Yes
B. wrong

50. Measure the setting out distance with a steel ruler , When the accuracy requirement is high , Additional length is required 、 temperature 、 Tilt correction, precise measurement of setting out distance . The expression ()

A. Yes
B. wrong

51. Under the same observation conditions , Multiple observations of the same quantity , The more observations , be

A. The higher the accuracy of the observations
B. The accuracy of the observations remains unchanged , The higher the accuracy of the arithmetic mean
C. The accuracy of the arithmetic mean remains unchanged
D. The higher the accuracy of the observed value and the arithmetic mean

52. The accuracy requirement of measurement work is （）.

A. No error is best
B. The more accurate, the better
C. Determine the appropriate accuracy index according to the needs of the project
D. Try to achieve as much accuracy as possible

53. In the level , The correct relationship between the leveling tube axis and the sight axis is （）

A. The axis of the level tube is parallel to the collimation axis
B. The axis of the leveling tube is perpendicular to the collimation axis
C. The axis of the level pipe intersects the collimation axis
D. None of the above

54. The principle to be followed in construction survey is ： From the whole to the part 、（）.

A. Planning before implementation
B. Start with details and then expand
C. Control first and then break down
D. Break the part first and then control

55. Two points at different elevations , The slope shall be two points （） The ratio of the , Multiplied by 100％.

A. Height difference and horizontal distance ;
B. Height difference and its oblique distance ;
C. Horizontal distance and oblique distance

56. The distance intersection method of setting out points is based on （） To set out .

A. An angle and a distance
B. Two angles
C. Two distance
D. The difference between the two coordinates

57. In ordinary leveling , The relationship between the sum of height difference and the sum of forward-looking reading and rear-looking reading is （）

A.Σh\=Σa+ΣB
B.Σh\=Σa-ΣB
C.Σh\=Σb-ΣA
D. None of the above

58. Contour offset is

A. Height difference between adjacent contour lines
B. Horizontal distance between adjacent elevation points
C. Horizontal distance between adjacent contour lines
D. Distance from contour line to geoid

59. The basic work of survey is to survey the known （）、 Horizontal angle and elevation .

A. Space distance
B. Horizontal distance
C. Spatial coordinates
D. Plane coordinates

60. In a picture 1：500 In the topographic map of ,AB The distance between two points on the graph is 0.332m, be AB The actual distance between two points is ：()m

A.166
B.332
C.60
D.320

61. Where the contour lines are sparse on a topographic map, the terrain is represented

A. Precipitous
B. Gentle
C. Is the horizontal plane
D. It is a slope with uniform slope

62. When the measuring range is small , The surface of the survey area can be regarded as a plane , Its coordinates are commonly used

A. Astronomical and geographical coordinates
B. Geodetic coordinates
C. Independent plane rectangular coordinates
D. Gaussian plane rectangular coordinates

63. According to their nature, measurement errors can be divided into which two of the following ?

A. Mean square error 、 Limit error
B. Permissible error 、 Negligent error
C. Average error 、 Relative error
D. System error 、 Accidental error

64. During the construction of high-rise buildings , The special instruments used for the upward projection and measurement of the construction axis layer by layer are

A. Level
B. Theodolite
C. Range finder
D. Vertical alignment instrument

65. Leveling is provided by level （） Find the height difference between two points , And through the elevation of one of the known points , Calculate the elevation of the unknown point .

A. Plumb line
B. Collimation axis
C. The axis of the level pipe
D. Horizontal line of sight

66. The plane position method of commonly used measuring points is rectangular coordinate method 、 Angle intersection method 、 Distance intersection method and （）.

A. Tangent offset method
B. Deflection angle method
C. Forward intersection method
D. Polar coordinate method

67. The general aiming method shall be （）.

A. Correct aiming 、 Aim roughly 、 Precise aim
B. Aim roughly 、 Precise aim 、 Correct aiming
C. Aim roughly 、 Correct aiming 、 Precise aim
D. Precise aim 、 Correct aiming 、 Aim roughly

68. The layout form often used in urban traverse survey is

A. Sight distance conductor
B. Branch conductor
C. Conform to the conductor
D. Close the wire

69. An operation before the reading in the basic operation of leveling at a measuring station （）.

A. Instruments must be properly placed , Rough leveling , The work of aiming at the ruler .
B. Instruments must be properly placed , Aim at the ruler , Accurate leveling work .
C. We must do a good job of accurate leveling .
D. Rough leveling must be done well .

70. The construction control network shall be established first for construction survey , Survey the main axis of the building , Then measure the height of the building according to the main axis （）

A. Building baseline
B. Detail point
C. The control points
D. Altitude

71. The boundary line of catchment area is connected by a series of ridge lines .（）

72. The principle of leveling is to use the horizontal line of sight provided by the instrument , Directly measure the elevation of the ground point .（）

73. The plan can not only show the location of ground features, but also show the undulating shape of the ground surface . The expression （）

74. In leveling, the level must be placed in the front 、 On the connecting line of the back ruler .

75. In the radius of 10km Region , The effect of earth curvature on horizontal distance is negligible .

76. The closed curve formed by the connection of adjacent points with equal elevation on the ground is called contour line .

77. In Gaussian projection , The projection of the central meridian is a straight line , The projection of the equator is also a straight line （）

78. Measuring , Parallax is visual error , Depends on the observer's visual acuity , It cannot be eliminated by adjusting the optical components of the instrument ().

79. Measure the setting out distance with a steel ruler , When the accuracy requirement is high , Additional length is required 、 temperature 、 Tilt correction, precise measurement of setting out distance . The expression ()

80. The layout principle of national control network is from high level to low level 、 Grading network 、 Step by step control . The expression （）

81. The smaller the mapping scale , Indicates that the more detailed the current situation of the surface . The expression （）

82. Longitude is the dihedral angle of two meridional planes , Latitude is the angle between the normal of a point on the reference sphere and the equatorial plane . The expression （）

83. Angle measuring time , The error of dial estimation and reading belongs to systematic error .

84. The standard direction of straight line orientation is true north 、 Magnetic north direction and coordinate north direction .

85. Surface features refer to the ups and downs of the earth's surface , It includes mountains 、 Hills and plains, etc . The expression （）

86. The adjustment method of traverse coordinate incremental closure error is to distribute the closure error evenly according to the number of traverse edges after inverse sign .

87. When carrying out leveling observation, the benchmark must use ruler pad , And there is no ruler pad on the turning point .()

88. In the same vertical plane , The angle between two oblique lines of sight , It's called a vertical right angle .

89. The method of straight line alignment and straight line orientation is the same .

90. The level is perpendicular to the direction of gravity everywhere . The expression （）

91. The adjustment method of traverse coordinate incremental closure error is to distribute the closure error evenly according to the number of traverse edges after inverse sign .

A. correct
B. error

92. When the measuring range is small , The surface of the survey area can be regarded as a plane , Its coordinates are commonly used

A. Astronomical and geographical coordinates
B. Geodetic coordinates
C. Independent plane rectangular coordinates
D. Gaussian plane rectangular coordinates

93. The general aiming method shall be （）.

A. Correct aiming 、 Aim roughly 、 Precise aim
B. Aim roughly 、 Precise aim 、 Correct aiming
C. Aim roughly 、 Correct aiming 、 Precise aim
D. Precise aim 、 Correct aiming 、 Aim roughly

94. The distance intersection method of setting out points is based on （） To set out .

A. An angle and a distance
B. Two angles
C. Two distance
D. The difference between the two coordinates

95. The closed curve formed by the connection of adjacent points with equal elevation on the ground is called contour line .

A. correct
B. error

96. Where the contour lines are sparse on a topographic map, the terrain is represented

A. Precipitous
B. Gentle
C. Is the horizontal plane
D. It is a slope with uniform slope

97. Contour offset is

A. Height difference between adjacent contour lines
B. Horizontal distance between adjacent elevation points
C. Horizontal distance between adjacent contour lines
D. Distance from contour line to geoid

98. Measuring , Parallax is visual error , Depends on the observer's visual acuity , It cannot be eliminated by adjusting the optical components of the instrument ().

A. correct
B. error

99. The principle to be followed in construction survey is ： From the whole to the part 、（）.

A. Planning before implementation
B. Start with details and then expand
C. Control first and then break down
D. Break the part first and then control

100. The standard direction of straight line orientation is true north 、 Magnetic north direction and coordinate north direction .

A. correct
B. error