英语词汇“enrichment zone of coal”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	enrichment zone of coal
释义	enrichment zone of coal 富煤带；煤田或煤产地内煤层相对富集的地带。用煤层厚度表示。
随便看	timber wagon Timber-wagon timber wall timber warehouse timber warehousing timber waste timber wax pencil timber wedge timber weir timberwind timber window Timber Winter Timber Winter North Atlantic timber with non-knot timberwolf timber wolf timberwolve timberwolves Timbia Timbie timbila timbilae.africa Timbi-Madina Timbiras timber wolves