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【单选题】
关于干切削加工,()描述是不正确的。A.
干车削机床最好采用立式机床，干铣削机床最好采用卧式机床
B.
干切削加工最好采用涂层刀具
C.
干切削适合加工尺寸精度和表面粗糙度要求高的非封闭零件
D.
目前干切削有色金属和铸铁比较成熟，而干切削钢材、高强度钢材则存在问题较多
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【判断题】8 Students in France tended to see the friendhip between Megan and Cheryl diferrently from the students in the US.
A.
正确
B.
错误
【简答题】常见的价格协调行为有卡特尔和 。
【简答题】When there is no wifi?.mp4 1. How did the woman feel when there was no Wi-Fi?
【单选题】When complying with a request and writing a direct reply letter, a business communicator should include an opening that
A.
summarizes the reader's claim and request.
B.
presents the good news immediately.
C.
explains and clarifies your position.
D.
builds goodwill.
【简答题】Complete the sentences with have to, must, don’t have to or mustn’t. You could search online for the information if necessary. Strange Laws and Rules 1 In a state in the USA, you _______ make ugly fac...
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