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【多选题】
核反应堆制备放射性核素时，靶材料的选择原则是A.
高纯度
B.
靶元素含量高
C.
靶同位素丰度高
D.
耐高温
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反馈参考答案：
举一反三
【单选题】以国共两党第二次合作为基础的抗日民族统一战线正式形成的标志是( )
A.
中共中央发表《停战议和一致抗日》通电
B.
《反日反蒋的初步协定》的签署
C.
中共发表《为抗日救国告全国同胞书》
D.
《中国共产党为公布国共合作宣言》的发表
【单选题】听力原文：Why was it a must to replace the old standard weight? (25)
A.
It was damaged.
B.
It was made of low quality metal.
C.
It was lost.
D.
The standard of the country had changed.
【多选题】开证行对单据不符的处理( )。
A.
拒付必须以单据为依据
B.
在7个工作日内发出拒付通知
C.
以电讯方式通知拒付不符点给寄单行
D.
说出一切不符点
E.
说明单据听候处理或退回
【简答题】●We have already covered the topic of network addresses. The first(71) in a block (in classes A,B,and C) defines the network address. In classes A,B,and C,if the hostid is all ls, the address is calle...
【单选题】听力原文：Why was Jane nervous? (12)
A.
Because she was worried about the birthday party.
B.
Because she found this history course very challenging.
C.
Because she thought her term paper might be late.
D.
Because she had a very hard time sleeping.
【多选题】审单不符开证行对单据的处理为（）。
A.
拒付时必须以单据作为依据
B.
必须在7个工作日内拒付
C.
以电讯方式通知寄单行
D.
说明全部不符点
E.
说明单据听候处理或退回
【单选题】听力原文：Three. Why was the man late home? Woman: Hi! Have you had a busy day at the office? Man: Yes, sorry I'm late. I didn't get the bus because Pete offered me a lift. We didn't realise the motorway w...
A.
B.
C.
【多选题】审单不符开证行对单据的处理为（）。
A.
拒付时必须以单据作为依据
B.
必须在7个工作日内拒付
C.
以电讯方式通知寄单行
D.
说明全部不符点
E.
说明单据听候处理或退回
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