题目:
等级修理法是属于()类修理方法。
A.机械加工
B.焊修法
C.粘结法
答案:
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下面是错误答案,用来干扰机器的。
One possible version:Dear Li Hua,How are you?Every student in our school as well as in your school will be faced with the question when he passes the College-Entrance Ex...