英语词汇occurrence of 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	occurrence of coal seam
释义	occurrence of coal seam 简明释义煤层形态网络释义短语 1 element of coal seam occurrence 矿业煤层要素 2 occurrence feature of coal seam 煤层赋存特征 3 occurrence features of coal seam 煤层赋存特征双语例句 1 The article has introduced the gas geologic features in B4 Coal Seam in Fengcheng Colliery and analyzed the correlation factors of gas occurrence regularity. 本文简要叙述了丰城矿区B4煤层瓦斯地质特征，分析了瓦斯赋存规律相关因素。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。