在边框条单击“菜单”｜“插入”｜“设计特征”｜“腔体”命令，也可以创建腔体对象。
查看答案
使用“腔体”命令，可以从实体移除材料，或用沿矢量对截面进行投影生成的面来修改片体。
A. 对
B. 错
Which of the following statements about class objects is correct?
An object cannot be declared as const
B. Assigning an object to an object of the same type results in default member-wise copy
C. A class object cannot be a data member in the other class
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