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

词汇	coal mine ventilation
释义	coal mine ventilation 基本例句煤矿通风 Coalmine ventilation takes an important role for precautions against gas or dust and fire.煤矿通风评价首先要做好影响煤矿通风的基础资料。
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