To overcome the deficiency of traditional control method based on coal-water ratio, a new way based on specific heat capacity is being proposed.
针对传统的煤水比控制的缺点，提出了比热量控制的方法。
The effect of four factors, reaction time, solvent-to-solid ratio, acid-to-coal ratio and the water content in extraction mixture, were studied on the extraction rate of acetone-sulfuric acid method.
研究反应时间、液固比、酸煤比、提取液含水量四个因素对硫酸丙酮法提取效果的影响。
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