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【单选题】
是编程人员在编程时使用的,由编程人员在工件上指定某一固定点为原点,所建立的坐标系。A.
工件坐标系
B.
机床坐标系
C.
右手直角笛卡儿坐标系
D.
标准坐标系
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举一反三
【单选题】下面四份海运提单,填写的收货人不同,须托运人背书的是( )。
A.
“TO ORDER”
B.
“PAY TO ABC CO.,LTD”
C.
“TO ORDER OF APPLICANT”
D.
“TO ORDER OF ISSUING BANK”
【单选题】下面四份海运提单,收货人填写不同,需托运人背书的是()。
A.
“To Order”
B.
“ ABC Co．, Ltd”
C.
“To Order of Applicant”
D.
“To Order of issuing bank”
【简答题】阅读理解。 Jenny was a very kind and beautiful woman and before she got married, many men werc in love with her. Many of them wrote to her, telling her how wonderful she was, how much they lovcd her and wa...
【简答题】lov_ly
【简答题】 不能发生碱催化水解的是:A. A. 酚苷 B. B.酯苷 C. C.醇苷 D. D.烯醇苷
【单选题】John： Dear Tom, why don’t you come on holiday with us? Tom：________
A.
That’s very kind of you. I’d love to.
B.
How dare you invite me? I won’ t go.
C.
Yeah, thanks anyway.
D.
Whether I’11 go or not is not your business, OK?
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