问题
单项选择题
金属切削加工时,切削区域中温度最高处在()上。
A、切屑
B、工件
C、刀具
D、机床
答案
参考答案:C
金属切削加工时,切削区域中温度最高处在()上。
A、切屑
B、工件
C、刀具
D、机床
参考答案:C
每个单词只能用一次;2.每空限填一词,有些词需要做相应的变化;3.其中有两个多余选项。
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