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D 开头的英语单词（共 176,688 个）
drill neck
钻颈
drill opener
[条播机]开沟器
drill out
钻出
drill out crank shaft
[网络] 钻空曲柄轴
drill pad
钻垫
drill pattern
训练模式
drill pin
(钥匙)插入锁芯的部分
drill pipe
钻杆
drill pipe alignment method
地面定向法 ; 钻桿定向法
drill pipe body
[油气] 钻杆管体
drill pipe coupling
[油气] 钻杆接箍
drill pipe cutter
钻杆割刀
drill pipe elevator
钻杆吊卡
drill pipe float valve
钻桿止回阀
drill pipe gauge
钻杆螺纹规
drill pipe grade
钻杆级别
drill pipe joints
钻管接头
drill pipe nipple
[油气] 钻杆短节
drill pipe positioner
[油气] 钻杆定位装置
drill pipe protector
钻桿护套
drill pipe protector expander
钻桿护套扩装器