“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	silk rug silk screen platemaking silks excavated in Palmyra silks excavated in Turfan silks found in the Dunhuang Mogao Caves silk sofa fabric silk strings and bamboo ensemble music of Hunan Sizhu silk strings and bamboo ensemble music of Jiang Nan Sizhu silk strings music of Laohekou in Hubei province silks unearthed from the Chu tomb no. 1 in Mashan Silk Tapestry and Embroidery Silk Tapestry Book of Flowers Silk Tapestry of Dongfang Shuo Stealing Peaches Silk Tapestry of Egret Standing in Reed Painting Silk Tapestry of Emperor's Copy of Mi Fu Yuanritie Silk Tapestry of Green Landscape Painting by Shen Zifan Silk Tapestry of Mei Flower and Winter Magpie Painting by Shen Zifan Silk Tapestry of Qiu Ying's Hou Chibi Fu Painting Silk Tapestry of Zhao Chang's Flower Painting Silk Tapestry of Zhao Ji's Flower and Bird Paintings Silk Tapesty of The Painting of Queen Mother of the West's Birthday Celebration at Jade Pool silk textiles of Tang dynasty preserved in shosoin silk thread silk tree silktree albizia bark

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