题目内容：
影响混凝土强度的因素主要是 和水灰比。
参考答案：
选择题：影响混凝土强度的因素主要是 和水灰比。
- 题目分类：河南理工大学-采矿工程-井巷工程
- 题目类型：选择题
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They all objected ________ the meeting off.
They all objected ________ the meeting off.A to putB puttingC to puttingD put
A ________ to this problem is expected to be found
A ________ to this problem is expected to be found before long.A resultB respons
通电以后，工作面的雷管全部或少数不爆称为 。
通电以后，工作面的雷管全部或少数不爆称为 。
---Please give me a ______ when you arrive.---OK.
---Please give me a ______ when you arrive.---OK. I'll tell you everything as so
________ might be expected, the response to the qu
________ might be expected, the response to the question was very mixed.A itB th