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深凹露天矿通风
释义
深凹露天矿通风
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。
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Emperor Kangzong of Min, Wang Chang
emperor LieZong LiuYin of South Han
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Emperor Lizong of Southern Song Dynasty
Emperor Mingdi of Liu Song Dynasty
Emperor Mingdi of Qi Dynasty
Emperor Mingdi of Wei Dynasty
Emperor Minghuang and Imperial Concubine Yang
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emperor Minghuang’s journey to Shu
Emperor Ming Jing Shi Wen Compilation
Emperor Ming of Han Dynasty
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Emperor Muzong of Ming Dynasty
Emperor Muzong of Qing Dynasty
Emperor Ningzong of Southern Song Dynasty
Emperor of Caowei Dynasty
Emperor Ping of Han Dynasty
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更新时间:2026/8/3 22:11:20