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词汇
surface mine ventilation, open-pit ventilation
释义
surface mine ventilation, open-pit ventilation
露天矿通风；利用自然风流或人工射流，将露天矿生产过程中产生的有害气体及浮尘排放至露天矿外，使露天矿大气的品质达到规定标准的作业。
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a doll
a dollar
a dollar bill
A dollar function
A dollar is equal to one hundred cents
Adolle
a doll hospital
a doll named dora anne
a doll of
a doll of a
A dollop of jam
a dollop of soda water
a dollop of whipped cream
A dollop of whiskey
a dollop of wit
a doll's house
a dolly bird
a Dolly Parton movie
adolo
a dolop of wit
adolorate
adolph
Adolph
Adolpha
adolphe
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更新时间：2025/3/12 1:26:45