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井架
释义
井架
Encyclopedia
工学
竖井提升
释
headframe
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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primary mirror-cell
primary module
primary motor cortex
primary movie market
primary mycelium
primary myelofibrosis
primary noise thermometry
primary obstruction
primary of hydrogen bomb
primary olfactory cortex
primary oocyte
primary operaton
primary operator
primary optical axis
primary optic axis
primary organic aerosol
primary osteoporosis
primary parallelohedron
primary particle
primary pattern
primary period
primary phase zone
primary phloem
primary pinning force
primary pit
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