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在原材料一定的情况下,影响混凝土耐久性的关键因素是

多选题
2021-09-03 17:16
A、保证足够的水泥用量
B、严格控制水灰比
C、选用合理砂率
D、增加用水量
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正确答案
A@#@B@#@D

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在原材料一定的情况下,决定混凝土强度的最主要因素是()
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