“unworkable coal seam”的概念、定义、翻译、参考文献-科学参考

单词	unworkable coal seam
释义	unworkable coal seam 不可采煤层
随便看	irrigation station irrigation storage irrigation structure irrigation syringe irrigation system irrigation technique irrigation time irrigation timing and length irrigation tobacco irrigation tool irrigation treatment irrigation tunnel irrigation valve irrigation water irrigation water management irrigation water quality irrigation water requirement irrigation way irrigation well irrigator irritability irritability after immoderate drinking irritability of cell irritable irritable bladder

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