Coal expansion rate measurement method, coal specific volume estimation method, void filling degree measurement method, and coal blending method
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机译:煤膨胀率测定法,煤比容估计法,空洞填充度测定法,配煤法
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摘要
In this method of measuring the coefficient of expansion of coal, coal is put into a thin tube; a piston is inserted into the thin tube; Measuring a displacement amount of the piston; obtaining an expansion coefficient of the coal from the displacement amount;
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