【判断题】【消耗次数：1】
草绘平面参照方向与草绘平面方向一定垂直
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正确
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错误
参考答案：
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相关题目
【判断题】
ProE中，草绘截面的放置平面称为绘图面，因一个绘图面铺置在屏幕面上有多种放置情况，所以选择好绘图面后还须选择一个与绘图面垂直的平面作为参照面以限制方位。()
①
正确
②
错误
随机题目
【单选题】
David watched her car until it ________ from view.
①
remainded
②
dalayed
③
grew
④
disappeared
【单选题】
When I got up this morning, I felt the temperature had ____.
①
sunk
②
reduced
③
dropped
④
lowed
【单选题】
The reason why the car was stopped was ____.
①
that the road was slippery
②
due to the slippery road
③
because the road was slippery
④
because of the slippery road
【单选题】
—WillyougoshoppingtogetherwithusthisSunday,Jenny?—Yes,____.
①
I do
②
I’d like to
③
I’d love to do
④
D. I’m busy