1.
The Intensity Testing of Main Well Headframe in Dai Zhuang Mine Shangdong
山东岱庄生建煤矿主井井架强度检验
2.
A finite element analysis of headframe intensity of 40-ton workover rig;
40t修井机井架强度的有限元分析
3.
Calculation of Static Stress and Stability of Model JJ225/43-K Mast;
JJ225/43-K石油钻机井架强度及稳定性计算
4.
Finite Element Analysis of Hoist Tractor Derrick about Intensity and Stability
作业机井架强度与稳定性的有限元分析
5.
This article introduces the process and method of main well headframe in Ge Dian Mine and computer data taker system.
介绍了河南葛店煤矿主井井架强度验算的过程、法。
6.
Application of the high tensile material to the substructure of the super-deep well's rig derrick
高强度材料在超深井钻机井架底座中的应用
7.
Analysis on Static Strength and Dynamic Characteristics of JJ315/40-K Derrick
JJ315-40-K井架的静强度及动态特性分析
8.
Calculation and Analysis of the Derrick and Mobile Shelf of the Whelled Hoist Tractor;
轮式作业机井架和车架强度计算和分析
9.
Qualitative Calculation of the Strength of the Metal Gin Pole Used in Large-Steel-Derrick's Hoisting
大型钢井架起吊用金属抱杆强度稳定性验算
10.
Study on residual strength of wearing casing in deep and ultra-deep wells
深井、超深井套管磨损后剩余强度分析
11.
The Static Strength and Fatigue Strength Test for Welding Bogie Frames for Multiple Units
动车转向架焊接构架的静强度和疲劳强度试验
12.
Casing failure mechanism and strength design considerations for deep and ultra-deep wells
深井超深井套管损坏机理与强度设计考虑因素
13.
Powerful cranes raised it, and held it suspended over the mouth of the cylinder.
几架强大的起重机抓起它，把它悬在铁井的上空。
14.
Fatigue Strength Analysis of CRH2 Motor Bogie Frame
CRH2动车转向架构架疲劳强度分析
15.
Research on the Intensity of Friction Wheel of Hoist Machine Based on ANSYS;
基于ANSYS的矿井提升机摩擦轮强度研究
16.
A Discussion on new ISO criteria for oil well casing strength calculation
油井管强度计算方法新ISO标准讨论
17.
Method for Designing Casing Stem Strength in Heavy-oil Steam Injection Wells
稠油热采井套管柱强度设计方法研究
18.
Scale effect research framework of irrigation water use efficiency indices in well-canal combined irrigation area
井渠结合灌区用水效率指标尺度效应研究框架