题目内容
普通铣床适合加工自由曲面
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跟刀架是典型的铣床附件
与普通车床一样，普通铣床的主轴和进给系统是由同一个电机带动的
在普通铣床上也可以钻孔
In this section there are five short answer questions based on the passages in Section A. Answer the ques~ tions with NO more than TEN words in the space provided on ANSWER SHEET TWO.PASSAGE ONE41. What does the passage mainly discuss?
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