工程制图（全英语） 知到智慧树答案2024 z12110

第一章 单元测试

1、
What does a thick line represent in drawing?

A:represent symmetrical line
B:represent invisible line
C:represent hatching line
D:represent visible line
答案: represent visible line

2、
The possible direction of a dimension text should towards?

A:right
B:left
C:down
D:upper
答案: left;upper

3、
The  “R”   and  “∅ ” means radius and diameter.

A:错
B:对
答案: 对

4、
The main contents of title block are:

A:part name
B:student ID NO.
C:class
D:signature
答案: part name;student ID NO.;class;signature

5、
 The elements of the dimension

A: text
B: dimension line
C: arrow head
D: extension line
答案:  text; dimension line; arrow head; extension line

6、
 Thin dashed dotted line to indicate axis line ,symmetrical center lines.

A:对
B:错
答案: 对

7、
 Continuous thin irregular line to indicate part sectional boundary lines or to terminate a part view, and for short break line.

A:错
B:对
答案: 对

8、
 Thick dashed line shown can be made surface-treatment

A:错
B:对
答案: 对

9、
 A compass is used to draw circles and arcs

A:错
B:对
答案: 对

第二章 单元测试

1、
Which coordinates are related to H projection of a point?

A:x,y
B:y,z
C:x,y,z
D:x,z
答案: x,y

2、
How can you represent V projection of a point?

A:a
B:a”
C:A
D:a’
答案: a’

3、
Which projection accumulates as a point for a H perpendicular line?

A:no projection accumulates as a point
B:W
C:V
D:H
答案: H

4、
Which projection is the true length for a frontal line?

A:W projection
B:no projection
C:V projection
D:H projection
答案: V projection

5、
How many types of parallel line are there relative to projection plane?

A:2
B:1
C:3
D:4
答案: 3

6、
How many relationships between two lines?

A:3
B:4
C:1
D:2
答案: 3;4

7、
If two projections of two lines are parallel, then the two lines are parallel in space

A:对
B:错
答案: 错

8、
The true length projection of a line appears in a projection plane that is parallel to the line

A:错
B:对
答案: 对

9、
Two lines are parallel in space provided that their respective projections on two projection planes are parallel.

A:错
B:对
答案: 对

10、
If a line is parallel to any line in a plane, the line is parallel to the plane.

A:对
B:错
答案: 对

第三章 单元测试

1、
What type of intersection line can you get, when a sphere cut by a plane?

A:uncertain
B:straight line
C:circle
D:ellpse
答案: circle

2、

Known to have four sets of projections of a sphere with a circular hole, the correct set is (  )    

A:c
B:a
C:b
D:d
答案: c

3、

Known solid’s main view and top view, select correct left view  (   )

A:a
B:d
C:b
D:c
答案: a

4、

Given the main view and top view of the solid, the correct left view is (    )

A:d
B:b
C:a
D:c
答案: c

5、

According to the main and top views, select the right left view  (    )

A:b
B:c
C:d
D:a
答案: a

6、

Select the correct left view  (    )

A:a
B:d
C:b
D:c
答案: c

7、

Select the correct left view  (    )

A:a
B:d
C:c
D:b
答案: d

8、

Select the correct left view  (    )

A:c
B:d
C:b
D:a
答案: b

9、

Select the correct top view  (    )

A:d
B:a
C:b
D:c
答案: a

10、

Select the correct top view  (    )

A:d
B:a
C:c
D:b
答案: b

11、

Select the correct left view  (    )

A:b
B:c
C:a
D:d
答案: c

12、

Select the correct left view  (    )

A:a
B:d
C:c
D:b
答案: d

13、

Select the correct top view  (    )

A:d
B:b
C:a
D:c
答案: b

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