英语词汇contact metamorphism of coal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	contact metamorphism of coal
释义	contact metamorphism of coal 简明释义煤接触变质作用网络释义 1 ?煤接触变质煤接触变质双语例句 1 There is a complete metamorphic series of coal from lignite to meager coal in Wumuchang area, Yimin, the main metamorphism type is contact metamorphism of coal. 伊敏五牧场区存在着从褐煤到贫煤完整的变质系列，其主要煤变质类型为接触变质。
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