“chainwall”的概念、定义、翻译、参考文献-科学参考

单词	chainwall
释义	chainwall [`chān ´wȯl] ^{MINING ENGINEERING} A coal mining technique in which the mine roof is supported by coal pillars, between which the coal is mined away.
随便看	foliation folic acid folic acid sodium salt folie à deux foliferous foliicolous folimat Folin solution folio foliobranchiate foliolate Folist folium folium of Descartes follicle follicle-stimulating hormone hillwork Hiltner-Hall effect Hilt's law hilum hilus Himalia Himantandraceae himantioid Himantopterinae

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