【判断题】【消耗次数：1】
通过敲击零件，根据零件发出的声音来判断零件有无缺陷，如声音清脆，表明零件完好
①
正确
②
错误
参考答案：
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相关题目
【多选题】
零件图的尺寸（）
①
要求能确定零件各部分形状大小
②
要求尽量简洁
③
要求能满足制造、工艺、检验、装配等方面的要求
④
要求能确定零件各部分相对位置
⑤
不需满足制造、工艺、检验、装配等方面的要求
随机题目
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was made work
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made to work
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【单选题】
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isnt going to rain
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wont rain
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doesnt rain
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isnt raining
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I forgot to return the book to you yesterday. So I _____________today.
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might do it
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must do it
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that
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Tom is so talkative. Im sure youll soon get tired _______ him.
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of
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at
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would be set up
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【单选题】
If the doctor had been available, the child ____________.
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would not die
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could not have died
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might not die
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should not have died