皮皮学，免费搜题
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【判断题】
气体半透膜法:利用硅胶或高压聚乙烯膜作为气体交换扩散膜,使贮藏室内的气体与室外的气体发生交换来达到气调贮藏的方法。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】钢结构的优点有哪几种?钢结构的缺点有哪几种?
【单选题】It is for a person in his position to make such a mistake.
A.
rare
B.
scare
C.
usual
D.
rarely
【单选题】Rarely such a silly thing.
A.
have I heard of
B.
I have heard of
C.
hear I of
D.
was I heard of
【单选题】Rarely ____such a silly thing.
A.
have I heard of
B.
I have heard of
C.
am I heard of
D.
had I heard of
【单选题】Rarely ___about such a silly thing
A.
have I heard of
B.
I have heard of
C.
I have been hearing of
D.
have I heard from
【单选题】Rarely such a silly thing.
A.
have I heard of
B.
I have heard of
C.
I had heard of
D.
had I heard of
【简答题】轻钢结构的缺点有()。
相关题目：
【单选题】Rarely such a silly thing.
A.
have I heard of
B.
I have heard of
C.
hear I of
D.
was I heard of