英语词汇“extremely irregular coal seam”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	extremely irregular coal seam
释义	extremely irregular coal seam 极不稳定煤层; 煤层厚度变化极大,呈透镜状、鸡窝状,一般不连续,很难找出规律,可采块段分布零星的煤层。
随便看	flow outwards flow-over flow over flow over a body flow over into flow over with flow painting flow parallel flow parameter flow parameter measurement flow parameter measuring instrument flow partly full flow passage flow passage clearance flow passage component flow passage deposit flow passage of steam turbine flow passage thermodynamic calculation flow-passing surface flow path flow path length flow path washing flow-pattern flow pattern flow pattern defect (fpd)

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