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【多选题】
混凝土浇筑成型后,养护条件对混凝土的影响有( )。A.
养护温度越高，则混凝土强度发展越快
B.
温度降至冰点以下时，混凝土的强度停止发展
C.
湿度不够，使混凝土结构疏松，渗水性增大
D.
湿度不够，会影响水泥水化作用的正常进行，甚至停止水化
E.
养护湿度不会影响混凝土的耐久性
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【简答题】Who called a meeting of all the animals in the barn cellar?
【简答题】根据首字母或汉语提示填空。 1. A man who devotes himself to work is usually called a w_____ horse. 2. He took an a _____ part in the sports meeting. 3. All men are born e_____. 4. Some of the TV programmes are full...
【单选题】Dylan ______ called his dad, who ______ a meeting.
A.
when ... was attend
B.
finally ... were attending
C.
then ... was attending
【简答题】What is the person who usually arranges and runs a meeting called?
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