钻杆

drill pipe cutter

钻杆割刀

drill pipe counter 钻杆计数器 | drill pipe cutter 钻杆割刀 | drill pipe elevator 钻杆吊卡

drill pipe protector

钻杆护箍

drill pipe mill 钻杆铣鞋 | drill pipe protector 钻杆护箍 | drill pipe recovery log 钻杆回收记录

drill pipe protector

钻杆护套

"drill pipe float valve","钻杆止回阀" | "drill pipe protector","钻杆护套" | "drill pipe protector expander","钻杆护套扩装器"

drill pipe stabilizer

钻杆稳定器

drill pipe spinner 钻杆旋扣器 | drill pipe stabilizer 钻杆稳定器 | drill pipe 钻杆

drill stem test

钻杆地层测试,钻杆试井

钻时纪录 drilling-time log | 钻杆地层测试,钻杆试井 drill-stem test | 滴痕 drip impression

grief kelly

方钻杆

grief joint 方钻杆 | grief kelly 方钻杆 | grief stem 方钻杆

pipe pick-up and lay-down system

钻杆排放系统

钻杆内割刀|internal drill pipe cutter | 钻杆排放系统|pipe pick-up and lay-down system | 钻杆识别槽|identification groove of drill pipe

Kelly Spinner

方钻杆旋转器

kelly safety valve 方钻杆安全阀 | kelly spinner 方钻杆旋转器 | kelly stem 方钻杆

Kelly Spinner

方钻杆旋扣器

方钻杆套筒量规|square sleeve gage | 方钻杆旋扣器|kelly spinner | 方钻杆旋塞阀|"kelly cock, kelly valve"

drill swaying

钻杆柱弯曲;钻杆柱弯曲所引起的井眼偏斜

drill studs 钻头镶嵌物 | drill swaying 钻杆柱弯曲;钻杆柱弯曲所引起的井眼偏斜 | drill table capacity 钻台负荷能力

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