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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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Orthodox Eastern Church of Harbin
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orthodox semigroup
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orthodromic map projection
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ortho effect
orthoepic dictionary
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orthoformic acid
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orthogeosyncline
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orthognathic surgery
orthogonal
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orthogonal additivity
orthogonal affinity
orthogonal algebra
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