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【判断题】
混炼过程中填料如炭黑的粒子尺寸是变小的。( )
A.
正确
B.
错误
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参考解析:
知识点:
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皮皮学刷刷变学霸
举一反三
【单选题】二氯甲烷可写为( )
A.
CHCl 3
B.
n-BuOH
C.
Me 2 CO
D.
EtOAc
E.
CH 2 Cl 2
【单选题】The wedding reception was held______.
A.
in Edinburgh
B.
on Deeside
C.
at Balmoral
D.
in York
【简答题】There was a long wait at the reception desk, everyone was checking in.
【单选题】He suddenly became ________ that he was the only person who wasn’t the only person who wasn’t dressed formally at the reception.
A.
awake
B.
sensible
C.
sensitive
D.
conscious
【简答题】He suddenly became _______ that he was the only person who wasn't dressed formally at the reception.
【简答题】Fill the blanks with what you hear. Traditionally, the 1 women gather after the 2 , and the bride throws her 3 to them. The one who 4 it will, according to tradition, be the next one to get married. A...
【单选题】He suddenly became ________ that he was the only person who wasn't dressed formally at the reception.
A.
subconscious
B.
conscious
C.
unconscious
D.
serious
【简答题】A Brave Maid A wooden vase from the Ming Dynasty at the entrance of the reception hall ___ 1 (amaze) everyone. The artists designed it in a rare style and selected __ 2 (value) jewels to decorate it. ...
【单选题】听力原文:I'm sorry I'm late. But I was waiting for you at the reception desk near the gate. It's lucky I thought that you could be here in the lobby. Where did the speaker think they were supposed to meet...
A.
At the reception desk.
B.
In the lobby.
C.
At the gate.
D.
At the hotel.
【多选题】可甄别重组目的基因插入载体方向是否正确的鉴定方法是( )
A.
抗性标记表型筛选
B.
限制性内切酶图谱
C.
PCR
D.
原位杂交
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