“coal preparation”的概念、定义、翻译、参考文献-科学参考

单词	coal preparation
释义	coal preparation Encyclopedia 理学〔煤田普查勘探〕释 coal preparation选煤利用煤与其他物质的不同物理、物理-化学性质，在选煤厂内用机械方法去除混在原煤中的杂质，把它分成不同质量、规格的产品的过程。
随便看	Info-communications Media Development Authority of Singapore in focus in-forest edible mushrooms in-forest medicinal herbs informal informal argument informal axiomatic method informal axiomatics Informal Collaboration System informal education informal evaluation informal finance informal group informal incentive informal induction informal information exchange informal innovation network informal institution informal institutional changes informal institutions informal insurance institution informal interpretation informal learning informal lithostratigraphic units informal logic

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