Research on Vector Drive Technology in the Oil Rig Rotary Table Control System;
石油钻机转盘控制系统中矢量调速技术的研究
The Safety Protection Function of Disc Brake on Oil Drilling Rig
石油钻机用盘式刹车的安全保护功能
mixed oil drilling rig
复合式石油钻井钻机
Experimental Study in Screening and Matching of Disc brake Pair Materials of Drilling Rig
石油钻机盘式刹车副材料选配的实验研究
Oil whooshed up when the drill hit the well.
当钻孔机钻井时，石油喷了出来。
Application of Combination Construction Method with Rotary Drilling Rig and Rotary Table Rig
旋挖钻机与转盘钻机组合施工法的应用
The first choice is to dig our heads and oil drills deeper into the ground.
第1种选择就是用石油钻孔机钻至更深的地底。
Design and Application of Multifunctional Drill Stems Pneumatic Clip for Oil Drilling Rig
石油钻机多功能钻杆气动卡瓦的设计及应用
Design of testing system of oriented experimental rotary table for petroleum drilling
石油钻井旋转导向实验转台测试系统设计
Design and Optimization on Holding Arm of Drilling Pipe Conveying Unit
石油钻杆运移机构起升臂设计及优化
Reactive power compensation and harmonic suppression of oil drilling rig
石油电动钻机的无功补偿及谐波治理
Design of ZJ50/3150DB Drilling Rig Low Temperature Region
ZJ50/3150DB型低温石油钻机设计
Remote safety monitoring system of oil drilling rig
基于GPRS的石油钻机远程安全监控系统
An oil platform.
钻井平台石油钻井平台
Application of Roll-over Drill Jig in Processing Engine Oil Pump Front Bonnet of Diesel Engine
翻转式钻模在柴油机机油泵前盖加工中的应用
drilling machine, rotary, self-propelled, for oil or gas
旋转式钻机,自动推进式,油田或气田用
Process Practice of Converter-continuous Casting Produce AISI 4145H Steel for Petroleum Drill
转炉连铸生产石油钻艇用AISI 4145H钢工艺实践
Investigation of the Wholly Hydraulic Top-driven Petroleum Rig Model's Digital Mockup;
全液压顶驱石油钻机模型数字样机研究
