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【判断题】
海参在制作高档馅心时一般单独使用制作馅心。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】尼龙-66的平均分子量是1.8万,以结构单元表示的聚合度是(已知:尼龙-663 重复单元的分子量是226)
A.
7 96
B.
1 59
C.
9 000
D.
1 8000
【简答题】己内酰胺以NaOH作引发剂制备尼龙-6 的聚合机理是 ;尼龙66的重复单元是 。
【单选题】Usually you will not get a shock by touching the electric ray in one place only.
A.
Y
B.
N
C.
NG
【简答题】Coal is a very popular form of energy. ____________________
【单选题】________ earthquake in Japan on March 11th, 2011 is ________ great shock not only to the Japanese people but also to people all over the world. [ ]
A.
The; the
B.
The; a
C.
An; a
D.
An; the
【单选题】Usually you will not get a shock by touching the electric ray in one place only because ______.
A.
the current in one place is not strong enough to give a shock
B.
the fish's electric cells are filled with jelly like substance
C.
to complete the circuit, you have to touch the fish in two places
D.
a torpedo's electric cells contain more than one electric plates
【简答题】按建筑物的使用功能分类可将建筑分为:
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