Development of cylinder liner dismantling device for drilling diesel engine;
钻井柴油机缸套拆卸装置的研制
Simulation model for ultimate bearing capacity of in-service oil drilling derrick;
在役石油钻机井架极限承载仿真模型研究
The kinematics analysis and simulation of oil drilling derrick welding robot;
石油钻机井架弧焊机器人运动学分析与仿真研究
Design Oil rig structure& mechanical components.
油井钻机的相关结构设计及相关的设备。
Stress analyze and Design Oil rig structure& mechanical components.
油井钻机的相关结构的应力分析和设计。
mixed oil drilling rig
复合式石油钻井钻机
SHALLOW HORIZONTAL DRILLING TECHNOLOGY BY USING VERTICAL-WELL RIG IN HENAN OILFIELD
河南油田直井钻机钻浅层水平井钻井技术
ERW Drilling and Completion Technology in Ultra-Shallow Heavy Oil Reservoir with Conventional Vertical Rig
直井钻机钻超浅层稠油大位移水平井钻井完井技术
drilling-in unit
洗井和钻油层用的小钻机
Oil whooshed up when the drill hit the well.
当钻孔机钻井时，石油喷了出来。
The men dug the oil well by Boring through the ground with huge drills
工人使用巨大钻机钻透地层挖掘油井。
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）
An oil platform.
钻井平台石油钻井平台
Diesel oil drilling equipment down automatically transform
钻井柴油机油压低自动停车装置改造
The Application of Organosilicone Drilling Fluid in Block Zhandian,Henan.
有机硅钻井液在河南张店油田的应用
a bit used in drilling for oil.
油田钻井使用的钻头。
Organic Bentonite for Use in Diesel and Mineral Oil Based Drilling Fluids
柴油和白油基钻井液用有机土性能研究
Simulated Investigation of Movement Controlling of Wellhead Mechanized Devices of Petroleum Rigs;
石油钻机井口机械化装置的运动控制模拟研究
On Hydraulic Auxiliary Mechanical Rock Breaking Mechanism in Drilling
石油钻井中水力辅助机械破岩机理研究
Raise-boring machines
GB/T12761-1991天井钻机
spider bow [for well drilling machines]
星形斗[钻井机用]