钻杆

drill pipe stabilizer

钻杆护箍

drill pipe spinner 钻杆旋扣器 | drill pipe stabilizer 钻杆护箍 | drill pipe sticking 卡钻

drill stem test

钻杆试验

drill stem 钻杆 | drill stem test 钻杆试验 | drill winch 钻孔绞车

drill stem tong

钻杆大钳

"drill stem test","钻杆地层测验" | "drill stem tong","钻杆大钳" | "drill string","钻串"

grief stem

方钻杆

grief kelly 方钻杆 | grief stem 方钻杆 | Griffith crack 格里菲思裂纹

grief joint

方钻杆

gridline 方格坐标线 | grief joint 方钻杆 | grief kelly 方钻杆

Kelly Spinner

圆钻杆旋转器

? Mouse Hole 老鼠洞(交双根用) | ? Kelly Spinner 圆钻杆旋转器 | ? Kelly Cock 圆钻杆阀

keklly vara cuadrante

方钻杆

8 水龙头 swivel | 9 方钻杆 keklly vara cuadrante | 10 钻杆 drill pipe vara perforadora

boring rod set

钻杆装置

boring rod 钻杆 | boring rod set 钻杆装置 | boring rope 钻机用的钢丝绳

drill pipe gauge

钻杆螺纹规

drill pipe frozen 卡钻 | drill pipe gauge 钻杆螺纹规 | drill pipe inspection 钻杆检查

Hollow Drill Steel

空心钻杆钢

hollow drill steel bar 中空钻杆钢筋 | hollow drill steel 空心钻杆钢 | hollow drill 空心钻

photoperiodic response：光周期响应

photoperiodic induction 光周期诱导 | photoperiodic response 光周期响应 | photoperiodism 光期性

Multi-Variate Statistical Analysis：多元统计剖析

311. 多项距阵 Multi-Nominal Matrix | 312. 多元统计剖析 Multi-Variate Statistical Analysis | 313. 发电厂 Power Plant