2022 Descriptive Geometry and Engineering Drawing(Northwest A&F University)1467358442 最新满分章节测试答案

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本课程起止时间为:2022-03-15到2022-07-31

Chapter 1 The basic knowledge of projection theory Week 1 Unit test

1、 问题:What is the correct alignment of the three views of the third angle projection
选项：
A:The top view is directly above the front view
B:The top view is directly to the right of the front view
C:The top view is directly below the front view
D:The top view is directly to the left of the front view
答案: 【The top view is directly above the front view】

2、 问题:What is the correct alignment of the three views of the first angular projection
选项：
A:The left view is directly to the left of the main view
B:The left view is directly to the right of the main view
C:The left view is directly below the main view
D:The left view is directly above the main view
答案: 【The left view is directly to the right of the main view】

3、 问题:What kind of projection does elevation projection belong to
选项：
A:One side oblique projection
B:Polyhedral oblique projection
C:multiple-plane projection
D:Unilateral orthographic projection
答案: 【Unilateral orthographic projection】

4、 问题:What is the correct alignment of the three views of the first angular projection
选项：
A:The top view is directly to the left of the front view
B:The top view is to the right of the front view
C:The top view is directly below the front view
D:The top view is directly above the front view
答案: 【The top view is directly below the front view】

5、 问题:Which of the following are the basic properties of parallel projectio
选项：
A:similarity
B:Parallelism
C:accumulation
D:reality
答案: 【similarity;
Parallelism;
accumulation;
reality】

6、 问题:In the three views of the first angular projection, which corresponding relationship between the view and the object orientation is correct
选项：
A:In the top view, the side away from the main view is in front of the object
B:In the top view, the side away from the main view is behind the object
C:In the left view, the side away from the main view is in front of the object
D:In the left view, the side away from the main view is behind the object
答案: 【In the top view, the side away from the main view is in front of the object;
In the left view, the side away from the main view is in front of the object】

7、 问题:What is the correct relationship between view and object orientation in three views
选项：
A:The left view reflects the left, right, up and down of the solid
B:The left view reflects the front, back, up and down of the solid
C:The top view shows the top, bottom, left and right of the solid
D:The top view shows the front, back, left and right of the solid
答案: 【The left view reflects the front, back, up and down of the solid;
The top view shows the front, back, left and right of the solid】

8、 问题:In the third angle projection of the three views, which corresponding relationships between the view and the object orientation are correct
选项：
A:In the right view, the side away from the front view is the back of the solid
B:In the right view, the side away from the front view is the front of the solid
C:In the top view, the side away from the front view is the front of the solid
D:In the top view, the side away from the front view is the back of the solid
答案: 【In the right view, the side away from the front view is the back of the solid;
In the top view, the side away from the front view is the back of the solid】

【作业】Chapter 1 The basic knowledge of projection theory Week 1 Unit activity

1、 问题:Please download the attachment and print it. Use pencil drawing to finish it, and take the photo and upload it back.
评分规则: 【 In addition to the correctness, you should pay attention to the standardization of the lines.
】

Chapter 2 Point, Line, Plane Week 2 Unit test

1、 问题:Given the coordinates of C (0, 0, 10), the correct projection of C is
选项：
A:
B:
C:
D:
答案: 【】

2、 问题:What is the correct projection of the following A and B？
选项：
A:
B:
C:
D:
答案: 【】

3、 问题:If the coordinates of the point are known as (10, 20, 30), the position of the point is
选项：
A:30 from H-plane
B:20 from H-plane
C:10 from V-plane
D:30 from W-plane
答案: 【30 from H-plane】

4、 问题:It is known that among the four points A (30, 20, 15), B (40, 20, 15), C (30, 20, 10) and D (40, 10, 15), Which two points have the same projection on the W-plane?
选项：
A:Point A and point B (point A is not visible)
B:Point C and point D (point D is not visible)
C:Point A and point B (point B is not visible)
D:Point B and point D (point B is not visible)
答案: 【Point A and point B (point A is not visible)】

5、 问题:It is known that A (50, 40, 15), B (20, 45, 30) and C (45, 15, 37)，please sort the positions of the 3 points from back to front.
选项：
A:C、A、B
B:A、B、C
C:B、C、A
D:C、B、A
答案: 【C、A、B】

6、 问题:Given the point A (20, 25, 30), point B and point A are symmetric with respect to the V-plane. What are the coordinates of point B?
选项：
A:（20，-25，30）
B:（20，25，-30）
C:（-20，25，30）
D:（-20，-25，-30）
答案: 【（20，-25，30）】

7、 问题:Given point A (25, 20, 45) and point B (30, 30, 35), the relative positions of these two points should be
选项：
A:Point A is on the right, back and top of point B
B:Point A is on the right, front and bottom of point B
C:Point B is on the left, front and top of point A
D:Point A is on the left, back and top of point B
答案: 【Point A is on the right, back and top of point B】

8、 问题:Given points c (10, 0, 5) and D (10, 8, 5), the relative positions of these two points should be
选项：
A:Point D is in front of point C
B:Point C is in front of point D
C:Point D is to the right of point C
D:Point D is above point C
答案: 【Point D is in front of point C】

9、 问题:The name of line AB should be
选项：
A:W-perpendicular line
B:Line parallel to V-plane
C:Line parallel to H-plane
D:Line parallel to W-plane
答案: 【W-perpendicular line】

10、 问题:The name of the line CD should be
选项：
A:H-perpendicular line
B:Line parallel to V-plane
C:Line parallel to H-plane
D:Line parallel to W-plane
答案: 【H-perpendicular line】

11、 问题:Which of the following statements is correct?
选项：
A:AB is the line parallel to H-plane, CD is the line parallel to V-plane, EF is the line parallel to W-plane, GH is the W-perpendicular line
B:AB is the line parallel to H-plane, CD is the line parallel to V-plane, EF is the line parallel to V-plane, GH is the line parallel to H-plane
C:AB is the line parallel to V-plane, CD is the line parallel to H-plane, EF is the line parallel to V-plane, GH is the line parallel to V-plane
D:AB is the line parallel to H-plane, CD is the line parallel to H-plane, EF is the line parallel to V-plane, GH is the W-perpendicular line
答案: 【AB is the line parallel to H-plane, CD is the line parallel to V-plane, EF is the line parallel to W-plane, GH is the W-perpendicular line】

12、 问题:13. Draw a line parallel to H-plane from point A to the front left. The length of the line is 10 mm, β= 30°. Which of the following is correct?
选项：
A:
B:
C:
D:
答案: 【】

13、 问题:How many planes perpendicular to horizontal plane can be made including the line parallel to H-plane?
选项：
A:Countless
B:1
C:2
D:3
答案: 【1】

14、 问题:The edge of the line reflecting the maximum slope to the H-plane in the projection is
选项：

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