第一章 单元测试
1、单选题:
What does a thick line represent in drawing?
选项:
A:represent hatching line
B:represent symmetrical line
C:represent invisible line
D:represent visible line
答案: 【represent visible line】
2、多选题:
The possible direction of a dimension text should towards?
选项:
A:left
B:down
C:upper
D:right
答案: 【left;upper】
3、判断题:
The “R” and “∅ ” means radius and diameter.
选项:
A:错
B:对
答案: 【对】
4、多选题:
The main contents of title block are:
选项:
A:class
B:student ID NO.
C:signature
D:part name
答案: 【class;student ID NO.;signature;part name】
5、多选题:
The elements of the dimension
选项:
A: extension line
B: text
C: arrow head
D: dimension line
答案: 【 extension line; text; arrow head; dimension line】
6、判断题:
Thin dashed dotted line to indicate axis line ,symmetrical center lines.
选项:
A:对
B:错
答案: 【对】
7、判断题:
Continuous thin irregular line to indicate part sectional boundary lines or to terminate a part view, and for short break line.
选项:
A:对
B:错
答案: 【对】
8、判断题:
Thick dashed line shown can be made surface-treatment
选项:
A:错
B:对
答案: 【对】
9、判断题:
A compass is used to draw circles and arcs
选项:
A:错
B:对
答案: 【对】
10、多选题:
The main contents of title block are:
选项:
A:signature
B:student ID NO.
C:part name
D:class
答案: 【signature;student ID NO.;part name;class】
11、多选题:
The elements of the dimension
选项:
A: text
B: dimension line
C: arrow head
D: extension line
答案: 【 text; dimension line; arrow head; extension line】
12、多选题:
The possible direction of a dimension text should towards?
选项:
A:upper
B:down
C:left
D:right
答案: 【upper;left】
13、多选题:
The main contents of title block are:
选项:
A:part name
B:class
C:signature
D:student ID NO.
答案: 【part name;class;signature;student ID NO.】
14、多选题:
The elements of the dimension
选项:
A: dimension line
B: extension line
C: text
D: arrow head
答案: 【 dimension line; extension line; text; arrow head】
15、多选题:
The main contents of title block are:
选项:
A:signature
B:class
C:part name
D:student ID NO.
答案: 【signature;class;part name;student ID NO.】
16、多选题:
The elements of the dimension
选项:
A: dimension line
B: text
C: extension line
D: arrow head
答案: 【 dimension line; text; extension line; arrow head】
17、多选题:
The main contents of title block are:
选项:
A:part name
B:student ID NO.
C:class
D:signature
答案: 【part name;student ID NO.;class;signature】
18、多选题:
The elements of the dimension
选项:
A: dimension line
B: arrow head
C: text
D: extension line
答案: 【 dimension line; arrow head; text; extension line】
第二章 单元测试
1、单选题:
Which coordinates are related to H projection of a point?
选项:
A:x,y,z
B:x,z
C:y,z
D:x,y
答案: 【x,y】
2、单选题:
How can you represent V projection of a point?
选项:
A:a”
B:a
C:a’
D:A
答案: 【a’】
3、单选题:
Which projection accumulates as a point for a H perpendicular line?
选项:
A:no projection accumulates as a point
B:W
C:H
D:V
答案: 【H】
4、单选题:
Which projection is the true length for a frontal line?
选项:
A:no projection
B:W projection
C:H projection
D:V projection
答案: 【V projection】
5、单选题:
How many types of parallel line are there relative to projection plane?
选项:
A:3
B:2
C:4
D:1
答案: 【3】
6、多选题:
How many relationships between two lines?
选项:
A:2
B:4
C:3
D:1
答案: 【4;3】
7、判断题:
If two projections of two lines are parallel, then the two lines are parallel in space
选项:
A:对
B:错
答案: 【错】
8、判断题:
The true length projection of a line appears in a projection plane that is parallel to the line
选项:
A:错
B:对
答案: 【对】
9、判断题:
Two lines are parallel in space provided that their respective projections on two projection planes are parallel.
选项:
A:错
B:对
答案: 【对】
10、判断题:
If a line is parallel to any line in a plane, the line is parallel to the plane.
选项:
A:错
B:对
答案: 【对】
11、多选题:
How many relationships between two lines?
选项:
A:3
B:1
C:2
D:4
答案: 【3;4】
第三章 单元测试
1、单选题:
What type of intersection line can you get, when a sphere cut by a plane?
选项:
A:ellpse
B:straight line
C:circle
D:uncertain
答案: 【】
2、单选题:
Known to have four sets of projections of a sphere with a circular hole, the correct set is ( )
选项:
A:b
B:a
C:c
D:d
答案: 【】
3、单选题:
Known solid’s main view and top view, select correct left view ( )
选项:
A:a
B:b
C:d
D:c
答案: 【】
4、单选题:
Given the main view and top view of the solid, the correct left view is ( )
选项:
A:d
B:c
C:a
D:b
答案: 【】
5、单选题:
According to the main and top views, select the right left view ( )
选项:
A:a
B:c
C:b
D:d
答案: 【】
6、单选题:
Select the correct left view ( )
选项:
A:d
B:a
C:b
D:c
答案: 【】
7、单选题:
Select the correct left view ( )
选项:
A:a
B:c
C:b
D:d
答案: 【】
8、单选题:
Select the correct left view ( )
选项:
A:a
B:d
C:b
D:c
答案: 【
9、单选题:
Select the correct top view ( )
选项:
A:b
B:c
C:a
D:d
答案: 【】
10、单选题:
Select the correct top view ( )
选项:
A:d
B:c
C:b
D:a
答案: 【】
11、单选题:
Select the correct left view ( )
选项:
A:a
B:b
C:c
D:d
答案: 【】
12、单选题:
Select the correct left view ( )
选项:
A:a
B:b
C:c
D:d
答案: 【】
13、单选题:
Select the correct top view ( )
选项:
A:a
B:c
C:d
D:b
答案: 【】
第四章 单元测试
1、单选题:
What are the regulations of three views? main view and left view : ; main view and top view: ; top and left view: .
选项:
A:same height; same witdh; same length
B:same height; same length; same width
C:same width; same length; same height
D:same length; same height; same width
答案: 【】
2、判断题:
is the dashed line necessary in isometric projection?
选项:
A:错
B:对
答案: 【】
3、单选题:
How much is the axes angle of isometric projection
选项:
A:60°
B:120°
C:125°
D:90°
答案: 【
4、判断题:
longer dimension should be outside of short ones.
选项:
A:对
B:错
答案: 【】
5、判断题:
The overall length is necessary for a round end plate.
选项:
A:对
B:错
答案: 【】
6、判断题:
The three types of dimension include shape dimension, location dimension and overall dimension
选项:
A:错
B:对
答案: 【】
7、单选题:
select the correct view.
选项:
A:d
B:c
C:b
D:a
答案: 【】
8、单选题:
Select the correct left view ( )
选项:
A:a
B:c
C:d
D:b
答案: 【】
9、单选题:
Select the correct top view ( )
选项:
A:c
B:a
C:b
D:d
答案: 【】
10、单选题:
Select the correct top view ( )
选项:
A:d
B:a
C:b
D:c
答案: 【】
第五章 单元测试
1、单选题:
How much is the inclined angle of hatching for the commonly used metallic material
选项:
A:90°
B:30°
C:45°
D:60°
答案: 【】
2、判断题:
An object be represented as local section in the condition that both the outside and inside are complex, and its structure is not symmetry
选项:
A:对
B:错
答案: 【】
3、判断题:
when several parallel cutting planes are used to cut, there will be a bold line at the corner of turning point.
选项:
A:错
B:对
答案: 【】
4、判断题:
Superposition cut is represented as thick line and is put inside the original view
选项:
A:对
B:错
答案: 【】
5、判断题:
The arrow head can be omitted when the cut structure is symmetry,
选项:
A:错
B:对
答案: 【】
6、判断题:
The cut is represented only on the croosection, but the section is represented for all the visible outlines
选项:
A:对
B:错
答案: 【】
7、判断题:
When a cutting plane pass through symmetric position of a rib, there should be no hatching on the area of the rib.
选项:
A:对
B:错
答案: 】
8、判断题:
The position of labeling the name letters for a sectional view should be above its view
选项:
A:错
B:对
答案: 【】
9、判断题:
When a cutting plane pass through the symmetric position, the labeling location symbols can be omitted.
选项:
A:错
B:对
答案: 【】
10、判断题:
When a inclined cutting plane is used, the inclined sectional view can be rotated at an angle of less than 45°.
选项:
A:错
B:对
答案: 【】
第六章 单元测试
1、单选题:
What does LH mean in thread marks?
选项:
A:the length of thread
B:uncertain
C:left hand thread
D:right hand thread
答案: 【】
2、单选题:
what does M, Tr, R mean respectively in thread marks?
选项:
A: trapezoidal thread, sealing pipe thread,metric thread
B:trapezoidal thread, ,metric thread,sealing pipe thread
C:metric thread, trapezodial thread, sealing pipe thread
D:metric thread, trapezoidal thread, sealing pipe thread
答案: 【】
3、单选题:
what does the 6 mean in symbol of washer GB/T 97.1-2002 6
选项:
A:minor diameter of the washer
B:nominal diameter of the washer
C:the length of the washer
D:major diameter of the washer
答案: 【】
4、多选题:
What is the diameter relationship between hole and bolt?
选项:
A:the hole diameter should be larger than bolt diameter
B:the hole diameter should be less than bolt diameter
C:the hole diameter should be equal to bolt diameter
D:the hole diameter should be 1.1times of bolt diameter
答案: 【】
5、判断题:
Whe two adjacent part are cut, the hatching direction shall be reverese.
选项:
A:对
B:错
答案: 【】
6、单选题:
In screw joint, the end line should be drawn at the position of
选项:
A:above the contacting surface
B:same level with contacting surface
C:under contacting surface
D:any position
答案: 【 】
7、多选题:
In stud joint, the length ,Bm of metal end depends on material connected.
选项:
A:Bm=1.25d or 1.5d for cast iron
B:Bm=2d for aluminum
C:Bm=d, for steel
D:Bm=0.5d for steel
答案: 【】
8、判断题:
The addendum circle is larger than pitch circle, and the dedendum circle is the smallest one
选项:
A:对
B:错
答案: 【】
9、判断题:
Keyway inside a wheel is normally through
选项:
A:对
B:错
答案: 【】
10、单选题:
In the symbol of key 16X100 GB/T 1096-2003, what does 100 mean?
选项:
A:height of the key
B:width of the key
C:number of the key
D:length of the key
答案: 【】
11、单选题:
Select the correct thread connection drawing method
选项:
A:d
B:b
C:a
D:c
答案: 【】
12、判断题:
When draw internal thread, major diameter is drawn as thin line , minor one is drawn as thick line in non circular view.
选项:
A:错
B:对
答案: 【】
13、单选题:
In circular view, the notch of screw head should be drawn with an inclind angle of ( )
选项:
A:60°
B:90°
C:45°
D:120°
答案: 【
14、多选题:
In stud joint, the length ,Bm of metal end depends on material connected.
选项:
A:Bm=2d for aluminum
B:Bm=0.5d for steel
C:Bm=1.25d or 1.5d for cast iron
D:Bm=d, for steel
答案: 【】
15、多选题:
In stud joint, the length ,Bm of metal end depends on material connected.
选项:
A:Bm=2d for aluminum
B:Bm=d, for steel
C:Bm=1.25d or 1.5d for cast iron
D:Bm=0.5d for steel
答案: 【】
16、多选题:
In stud joint, the length ,Bm of metal end depends on material connected.
选项:
A:Bm=0.5d for steel
B:Bm=d, for steel
C:Bm=1.25d or 1.5d for cast iron
D:Bm=2d for aluminum
答案: 【】
第七章 单元测试
1、单选题:
What is the unit in Ra6.3?
选项:
A:uncertain
B:mm
C:m
D:um
答案: 【
2、单选题:
What is the most commonly used evaluation parameter of surface roughness
选项:
A:Ra
B:Rz
C:Yn
D:Ry
答案: 【】
3、单选题:
How much is the upper deviation of h6
选项:
A:3
B:1
C:2
D:0
答案: 【】
4、单选题:
What is the fit of H7/f6?
选项:
A:clearance fit
B:uncertain
C:transition fit
D:interferance fit
答案: 【
5、单选题:
In hole based system of fit, what is the basic devitaion symmbol of the hole
选项:
A:H/h
B:h
C:any letter
D:H
答案: 【】
6、单选题:
What principle does one should follow in set position of a part?
选项:
A:working position
B:machining position and working position
C:machining position
D:uncertain
答案: 【】
7、判断题:
The dimension chain should be closed
选项:
A:对
B:错
答案: 【】
8、判断题:
When represent a shaft, the non-circular view should be chosen as main view
选项:
A:对
B:错
答案: 【】
9、判断题:
The upper deviation is : maximum size-basic size and the lower deviation is : minimum size-basic size
选项:
A:错
B:对
答案: 【】
10、判断题:
we can find the material from title block
选项:
A:对
B:错
答案: 【】
第八章 单元测试
1、多选题:
The contents of assembly drawings
选项:
A:necessary dimensions
B:a group of views
C:decoration etc
D:technical requirement
答案: 【】
2、多选题:
Necessary dimensions include:
选项:
A:mounting dimension
B:other important
C:assembly dimension
D:characteristic dimension
E:overall dimension
答案: 【】
3、多选题:
A group of views:
选项:
A:assembly relationshape among parts
B:motion transmitting and operation principle
C:basic structure of each part
D:decoration etc
答案: 【】
4、判断题:
Inside the block,you should sign your name and object name
选项:
A:对
B:错
答案: 【
5、多选题:
Overall dimensions show the ( ) of the composite solid
选项:
A:overall length
B:width
C:height
D:diameter
答案: 【
6、判断题:
Technical requirements on a detail drawing include surface texture, dimension tolerance, geometrical tolerance, heat treatment and surface treatment, machining and inspection, and other special requirements
选项:
A:对
B:错
答案: 【】
7、判断题:
When two part’s surface contacting, there had better be only one pair of contact surfaces in the same direction
选项:
A:错
B:对
答案: 【】
8、多选题:
The contents of assembly drawings
选项:
A:a group of views
B:technical requirement
C:necessary dimensions
D:decoration etc
答案: 【】
9、多选题:
Necessary dimensions include:
选项:
A:assembly dimension
B:mounting dimension
C:overall dimension
D:characteristic dimension
E:other important
答案: 【】
10、多选题:
A group of views:
选项:
A:assembly relationshape among parts
B:basic structure of each part
C:motion transmitting and operation principle
D:decoration etc
答案: 【】
11、多选题:
Overall dimensions show the ( ) of the composite solid
选项:
A:height
B:diameter
C:width
D:overall length
答案: 【】
12、多选题:
Necessary dimensions include:
选项:
A:characteristic dimension
B:mounting dimension
C:overall dimension
D:assembly dimension
E:other important
答案: 【】
13、多选题:
A group of views:
选项:
A:basic structure of each part
B:assembly relationshape among parts
C:motion transmitting and operation principle
D:decoration etc
答案: 【】
14、多选题:
The contents of assembly drawings
选项:
A:technical requirement
B:decoration etc
C:a group of views
D:necessary dimensions
答案: 【】
15、多选题:
Necessary dimensions include:
选项:
A:mounting dimension
B:assembly dimension
C:characteristic dimension
D:overall dimension
E:other important
答案: 【】
16、多选题:
Overall dimensions show the ( ) of the composite solid
选项:
A:overall length
B:diameter
C:height
D:width
答案: 【
17、多选题:
The contents of assembly drawings
选项:
A:a group of views
B:decoration etc
C:necessary dimensions
D:technical requirement
答案: 【】
18、多选题:
Necessary dimensions include:
选项:
A:other important
B:characteristic dimension
C:assembly dimension
D:overall dimension
E:mounting dimension
答案: 【】
19、多选题:
A group of views:
选项:
A:motion transmitting and operation principle
B:basic structure of each part
C:decoration etc
D:assembly relationshape among parts
答案: 【】
20、多选题:
Overall dimensions show the ( ) of the composite solid
选项:
A:height
B:diameter
C:overall length
D:width
答案: 【】
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