英语词汇coal seam怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	coal seam
释义	coal seam 简明释义煤层：通常足够厚以盈利开采的一层煤。网络释义 1 [地质]?煤层河南省下二叠统山西组二1煤煤层气地质特征_中国矿权网_全国矿权网上交易中心关键词煤层煤层气含气量地质特征 [gap=1246]Keywords coal seam;coalbed methane;gas content;geological characteristics 短语 1 Coal seam gas 煤层气 2 thick coal seam 矿业厚煤层 ; 特厚煤层 3 coal seam profile 煤层剖面双语例句 1 The average coal seam here is three feet thick. 这里的煤层平均为3英尺厚。《柯林斯英汉双解大词典》 2 They were giant, sometimes 8 feet long , and many of them lived in the swampy pools in which our coal seam, or layer, or formed. 它们体型巨大，有时有8英尺长，其中许多生活在沼泽地里，我们的煤层就是在这里形成的。 3 Exploration evaluation coal seam gas is a base of coal seam gas exploration and developing. 煤层气的勘探评价，是开展煤层气勘探与开发工作的基础。同近义词 [地质]煤层 coal measures??/??coal bed
随便看	advance to employees advance to officers and employees Advance-to return-time ratio advance-to-return time ratio advance to subcontractor advance to supplier advance to supplier advance towards advance to workers and staff advance train advance training gasoline advance training grade gasoline advance train report advance upon advance version program advance wages advance warning advance warning signal advance wave advance wheel report advance wire advance with the times advance work advance workings advancing

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