试题与答案

由于焊缝的热影响区小,电子束焊可焊接紧靠热敏感性材料的零件。

题型:判断题

题目:

由于焊缝的热影响区小,电子束焊可焊接紧靠热敏感性材料的零件。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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