1.
Drill Pipe Tong Performance Analysis and the Research of Moment of Torsion Monitors and Contorls System;
钻杆动力钳性能分析与扭矩监控系统的研究
2.
ADAMS Dynamic Simulation of Drill Stem in Rotating Course
钻杆转动过程的ADAMS动力学仿真
3.
Smart Power Drilling Technology on Drilling Power and Signal Transmission Drillpipe
基于动力及信号传输钻杆平台的智能化动力钻井技术
4.
great lengths of drill pipe which are rotated by an engine at the top,
钻杆顶部安装的发动机带动钻杆旋转，
5.
power tubing tongs with rollover feature
带压紧轮的动力油管钳
6.
The tooth marks depths′s finite element analysis of power slip in deep well drilling
深井钻井中动力卡瓦对钻杆造成的牙痕深度的有限元分析
7.
ANALYZING SELF-LOCKING PHENOMENON OF PDM(POSITIVE DISPLALEMENT MOTOR) WITH BENT SUB IN SAIPING 1 WELL
塞平—1井所用单弯螺杆动力钻具自锁现象分析
8.
Research on the Dynamics of the Airborne Roof Bolter on EBJ-160 Roadheader
EBJ-160掘进机上机载锚杆钻机的动力学特性研究
9.
Study on dynamic simulation research of single drill pipe based on finite element method
基于有限元法的单根钻杆动力学仿真模拟分析
10.
Transient dynamics analysis for driving head of valvelless impact-rotary hydraulic roofbolter based on MSC.PATRAN
基于MSC.PATRAN的无阀冲击旋转型液压锚杆钻机动力头瞬态动力学分析
11.
Control System Research of Pipe Racking System for the Drilling Platform
钻井平台钻杆自动排放控制系统研究
12.
The Research on Optimal Design and Dynamic Simulation for Driving Head of Valvelless Impact-Rotary Hydraulic Roofbolter;
无阀冲击旋转型液压锚杆钻机动力头优化设计与动态仿真研究
13.
Stability and Nonlinear Response of Drilling Shaft System in Deep Slot Hole Drilling
槽孔加工中钻杆系统的非线性运动与动力稳定性
14.
Study on the Drivin of Cavity-front Constant-pressure Impact-rotary Hydraulic Roofbolter;
前腔常压式冲击旋转型液压锚杆钻机动力头的研究
15.
Study of the Top Two-drive Drilling Hydraulic System of Anchoring Drilling Machine Based on AMESim
基于AMESim的锚杆钻机顶驱双动力装置的液压系统仿真研究
16.
To move or hold with a mechanical device, such as a lever or wrench.
用杠杆移动用如杠杆或板钳等机械装置移开或控制
17.
Virtual Prototyping and Dynamic Simulation of 40t Horizontal Coil Clamp;
40t卧卷夹钳虚拟样机与动力学仿真
18.
Dynamics Modeling of Nipper Mechanism on Comber with Non-linear Finite Element Method
精梳机钳板机构的非线性动力学模型