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【单选题】
在安全使用绳缆时绳缆所能承受的最大静负荷称为_____。A.
工作强度
B.
破断强度
C.
破断力
D.
估算强度
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【简答题】用所给词的适当形式填空。 not do wear clean be play 1. Don’t the blackboard , there’s something important on it . 2. The questions really difficult, I don’t know the answers to them. 3. W...
【简答题】用所给词的适当形式填空 ( 5分 ) begin listen be relax not like Tonny’s work is interesting but kind of erous. Thieves _ 小题1: _____ him and he _ 小题2: ________ six hours every day. He wants _ 小题3: _ an a...
【简答题】用所给词的适当形式填空。 Salt used to tradition no more er 1. The traffic here is very for children. 2. I didn't like him much when we were at school. 3. The water became very in the Aral Sea. 4. ...
【简答题】A)用所给词的适当形式填空。 31． Our school music club ____(need) some musicians．
【简答题】根据句意用所给词的适当形式填空。 unusually fierce dissatisfaction industrialize effectively 1. If you're ____with the service,why don't you complain to the hotel manager? 2. It's ____ to have conversation l...
【简答题】用所给词的适当形式填空。 1. A large amount of time ____( be) spent on the research work last year. 2. Huge amounts of farmland ____( be) destroyed in the past five years.
【简答题】选用所给词的适当形式填空，每个词只能用一次。 change disappear provide perfect describe protection importance 1. If we _____ the wetlands to make space for farms and buildings, the birds wo...
【单选题】视网膜由前向后分为()
A.
睫状体部、虹膜部、视部
B.
视部、虹膜部、睫状体部
C.
睫状体部、视部、虹膜部
D.
视部、睫状体部、虹膜部
E.
虹膜部、睫状体部、视部
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