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井下服务钻孔
释义
井下服务钻孔
Encyclopedia
工学
矿山井巷
释
underground service drilling hole
井下服务钻孔
用于地下采矿的充填、排水、泄水、供水、供风或布置电缆等所需的钻孔。
随便看
deformation ratio
deformation reinforcement theory
deformation retract
deformation retraction
deformation ring
deformation satellite positioning technology in civil engineering
deformation space
deformation stability of dam foundation
deformation strengthening
deformation survey
deformation tensor
deformation texture
deformation theorem
deformation theory
deformation vibration
deformed fruit
deformed nucleus
deformed shell model
deformed state
deforming-spatial domain
deforming triangle
Deformities And Fools
deformograph
deformylase
defrauding of tax refund for exports
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