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【单选题】
对于结构层厚度评定,下列说法中正确的是
A.
厚度代表值应 ≥设计厚度
B.
厚度代表值应 ≥设计厚度减代表值允许偏差
C.
厚度代表值应 ≤设计厚度
D.
厚度代表值应 ≤设计厚度减代表值允许偏差
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参考答案:
举一反三
【多选题】在无氧条件下,高等植物利用葡萄糖进行呼吸作用最后形成 [     ]
A.
CO 2 和H 2 O
B.
CO 2 和酒精
C.
乳酸
D.
丙酮酸和CO 2
【单选题】Mary runs to the bus stop and gets _______ the bus No.4.
A.
on
B.
off
C.
up
【简答题】男式机织夹克衫,面料由70%棉、30%涤纶混纺而成,夹里由100%涤纶制成,衬料由 70%涤纶、30%粘胶纤维制成
【单选题】Some directors are avoiding this by filming several endings. In theaters, the audience sometimes chooses the ending they want to see. This is becoming popular with theaters because ____________ .
A.
they can make more money
B.
everyone gets to see the ending they want
C.
several complete ending are shown
【单选题】Where is the post office?
A.
It's near the bus stop.
B.
It's far away from the bus stop.
C.
It's behind the bus stop.
【判断题】带传动是依靠传动带与带轮轮缘之间的摩擦力来传递运动的。
A.
正确
B.
错误
【单选题】已知在适宜的条件下发生如下反应:①C+CO 2 =2CO ②C+H 2 O=CO+H 2 ③CO +H 2 O=CO 2 +H 2 由此可以判断,在该温度下,C、CO、H 2 的还原性强弱顺序是
A.
CO>C>H 2
B.
C>CO>H 2
C.
C>H 2 >CO       
D.
CO>H 2 >C
【单选题】Where is the Bank of China?
A.
It's near the bus stop.
B.
It's far away from the bus stop.
C.
It's behind the bus stop.
【单选题】The ending “ -some ” in a term often means ( )
A.
the body
B.
mass
C.
material
D.
cavity
【单选题】--- Where’s the bus stop?     -- ___________.
A.
It’s near the school.
B.
I live near the bus stop.
C.
Don’t ask me.
D.
Stop here.
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