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井架
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井架
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井架
位于竖井井口附近或斜井井口前方,安装有提升机天轮、箕斗卸载设备和过卷保护设备的高架矿山构筑物。
工学
井架
释
mast/derrick
井架
在钻井或修井过程中,用于放置天车,悬挂顶驱、游车、大钩等设备,存放钻杆、油管及抽油杆,以便进行起下钻具、钻进、下套管等作业的装置。
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Performing Arts industry
performing arts market
performing arts marketing
Performing Arts of Zhou Mulian
Performing Art Training Class of Henan Province
performing properties of ritual drama from Bo'erti Temple preserved in Naiman Banner
performing properties of Tianfutai Opera Troupe preserved in Macheng City
perfume
perfunctory performance
perfusion bioreactor
perfusion chromatography
perfusion imaging
Pergamon Altar of Zeus
Pergamon Museum
Pergamum
Perhimpunan Penulis Tionghoa Indonesia
perhydrate
peri acid
periampullary adenocarcinoma
perianal eczema
perianal neurodermatitis
perianal pruritus
perianal skin disease
perianorectal abscess
perianth
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