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【简答题】
若选用高速钢做锉刀,T12做钻头合适吗?为什么?
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】“有色金属之乡”之称的有( )
【判断题】Sponsor of a conference is the institution that initiates the conference while organizer of the conference is entrusted by the sponsor to organize the conference.
A.
正确
B.
错误
【判断题】Sponsor of a conference is the institution that initiates the conference while organizer of the conference is entrusted by the sponsor to organize the conference.
A.
正确
B.
错误
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