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本文研究了以黄沙或页岩代替粘土质原料配制水泥生料的易烧性。
The burnability of the cement raw meal prepared by shale or yellow-sand has been studied in this paper.
youdao
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本文研究了以黄沙或页岩代替粘土质原料配制水泥生料的易烧性。
The burnability of the cement raw meal prepared by shale or yellow-sand has been studied in this paper.
youdao