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【简答题】

其他水泥、灰泥及混凝土用添加剂

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参考解析:
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刷刷题刷刷变学霸
举一反三

【多选题】钢筋混凝土的缺点有()。

A.
工期长
B.
可模性差
C.
取材不便
D.
现浇结构模板用量大
E.
抗裂性能差

【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food.Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...

A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.

【单选题】混凝土入仓铺料多用( )。

A.
灌浇法
B.
平浇法
C.
垂直浇筑
D.
平行浇筑

【简答题】混凝土按表观密度分类有:

A.
重混凝土
B.
普通混凝土
C.
轻混凝土
D.
聚合物混凝土

【多选题】下列属于食品添加剂的是()。

A.
防腐剂
B.
酸味剂
C.
漂白剂
D.
凝固剂