“ventilation for deep open pit”的概念、定义、翻译、参考文献-科学参考

单词	ventilation for deep open pit
释义	ventilation for deep open pit Encyclopedia 工学矿床露天开采释 ventilation for deep open pit深凹露天矿通风采用自然通风或人工通风的方式，实现深凹露天矿坑内的风流交换，使露天矿大气的品质达到规定标准的作业过程。
随便看	Wu Lin Wuling wuling powder Wuling Qu Wuling Shan Wuling Shan Pianqu Guojia Fupin Gongjian Shifanqu Wuling Shanqu Wuling Yuan Wulingyuan Qu Wulingyuan Scenic and Historic Area Wulingyuan Scenic and Historic Interest Area World Natural Heritage Wulin prints wuli-shili-Renli system Approach Wuliuju Bookstore Wu-Liu sect of Taoism Wuliyasutai General Wu Li’s Inscriptions on His Paintings Wu Longhan Wulong National Forest Park Wulong Qu Wulong Tiansheng Sanqiao Wulu Chongzong Wulungu Hu Wulungu River Wuluwati Water Control Project

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