The possibility of utilizing low calciferous rock and blende tails in the cement industry has been studied.
研究利用低钙石和闪锌尾矿代替粘土煅烧高质量的水泥。
The possibility of utilizing low calciferous rock and blende tails in the cement industry has been studied.
研究利用低钙石和闪锌尾矿代替粘土煅烧高质量的水泥。
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