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2013-05-23 12:21
求翻译：the chemistry of the setting action of portland cement is very complex，but it may be stated simply that seting is due to the combination of the mixing water with the various chemical compounds of lime and clay produce by the high temprature to which the raw materials are subjected during manufacture是什么意思？ 待解决
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the chemistry of the setting action of portland cement is very complex，but it may be stated simply that seting is due to the combination of the mixing water with the various chemical compounds of lime and clay produce by the high temprature to which the raw materials are subjected during manufacture
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