“coal sample”的概念、定义、翻译、参考文献-科学参考

单词	coal sample
释义	coal sample Encyclopedia 理学煤炭地质勘查释 coal sample煤层煤样在生产矿井、小窑或勘探巷道中，由煤层顶部到底部按一定规则采取的煤样品。
随便看	graduate tutorial system graduation graduation bounded below graduation certification graduation curve graduation dispatch graduation error graduation of curve graduation of data graduation song graduator Graeco-Latin square graeco-latin square design Graeco-Roman square Graeffe Graeffe iteration Graeffe method Graeffe root-squaring method Graeme John Jameson Graffias graffiti Graffiti Art Grafias graft graft copolymer

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