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

词汇	occurrence of coal seam
释义	occurrence of coal seam 基本例句煤层赋存 The study results contribute to master the occurrence regularities of coal seams,judge and treat the geological anomalies.研究成果对掌握煤层赋存规律，地质异常判断和处理都很有帮助。
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