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【单选题】
切削用量三要素中对切削温度影响最大的是( )。
A.
切削速度
B.
背吃刀量
C.
进给量
D.
影响相同
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参考答案:
举一反三
【单选题】一般飞轮应布置在转速( )的轴上。
A.
较低;
B.
较高;
C.
适中。
D.
相交
【单选题】一般飞轮应布置在转速( )的轴上。
A.
较低
B.
较高
C.
适中
D.
高低都可以
【简答题】David Beckham was born in 1975,in London, at a place called Leytonstone. When he was a young boy, his greatest passion was football, he played it whenever he had the chance. Sometimes he would go and ...
【单选题】客户在跟客服交流时不行承担运费,客服应该如何处理()。
A.
威胁客户让其承担运费
B.
告知客户退换货的相关规则,跟客户协商运费问题
C.
让客户以到付方式寄回
D.
如果客户不承担运费就不给予办理退换货服务操作
【单选题】由下位子房和花托一起形成的果实称为( )。
A.
梨果
B.
核果
C.
浆果
D.
柑果
【简答题】Unit5 Listening and Speaking Dialogue 1 翻译下列对话 Alex: Hi, David. How was your football match? David: Oh, it couldn’t have been worse! It was cancelled because of the heavy smog. Alex: That’s too bad....
【单选题】— Hi, David, I heard you had an accident this morning. — Yes. Luckily, I hit the brakes in time ______ I would have been injured badly. [     ]
A.
and
B.
but
C.
or
D.
so
【多选题】在货币统计口径中,一般认为,下列( )属于M1
A.
流通中现金
B.
企业活期存款
C.
居民活期储蓄存款
D.
居民定期储蓄存款
【简答题】Alex: Hi, David. How was your football match? David: Oh, it couldn't have been ______1______.It was _____2_____ because of heavy ____3______. Alex: That's too bad. When the ___4____ _____5____ is no...
【单选题】构成C程序的基本单位是
A.
函数
B.
文件
C.
语句
D.
字符
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