题目内容
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[多选题]
造成低温水混凝困难的原因是（）
A.无机盐混凝剂水解是吸热反应,低温水解困难
B.水温低时,粘度升高
C.水温低时,胶体颗粒水化作用增强,水化膜变厚
D.水温低时,水的pH值提高,混凝最佳pH也提高
提问人：网友jimeshuang
发布时间：2022-01-07
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B．水温低时,粘度升高
C．水温低时,胶体颗粒水化作用增强,水化膜变厚
D．水温低时,水的pH值提高,混凝最佳pH也提高
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