“ventilation shaft”的概念、定义、翻译、参考文献-科学参考

单词	ventilation shaft
释义	ventilation shaft Encyclopedia 工学竖井释 ventilation shaft；air shaft通风井用于地下矿山新鲜风流进入井下或污风排出的井筒。保证将足够数量的新鲜空气连续供给井下各采掘作业面，并将污浊空气从矿井中排出，防止矿井内大气污染，创造安全舒适的井下作业环境。简称风井。
随便看	China Top 10 Industrial Design Award China Tourism Association China Tourism Day China Tourism Law China Town Chinatown China Track and Field China-trade porcelain China Translation Corporation China Traveling Drama Troupe China Travel & Tourism Press（CTTP） China Triathlon Sports Association China trumpet creeper China trusted platform control module China tupelo China TV Artists Association China TV Award China TV Drama Production Center China TV Ranking List China-UK Exchanged Notes on Return of Excess Boxer Indemnity CHINA/UNFPA Country Programme on Reproductive Health and Family Planning China United Radio China - United States Wartime Surplus Sale Agreement China University Basketball Super League China University of Geosciences(Beijing)

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