1.
Rope thread extension steel bars for rock drilling
GB/T6482-1994凿岩用波形螺纹连接钎杆
2.
boxpin connection
阴螺纹-阳螺纹连接
3.
Each lever has two threaded connectors fo chain installation.
每个杆都有两个螺纹连接器用于链条安装。
4.
minimum number of pipe threads for connections
管螺纹连接的最少螺纹牙数
5.
On Screw Thread Structures and Screw Thread Fasteners;
螺纹和螺纹连接图绘制中的几个问题
6.
Hollow hexagonal drill rods with tapered connection for rock drilling
GB/T6481-1994凿岩用锥形连接中空六角形钎杆
7.
Note- threads connecting to microscope are male.
注意：连接显微镜的螺栓是外螺纹。
8.
a fastener with a tapered threaded shank and a slotted head.
由带螺纹的连杆和槽头组成的扣件。
9.
Connections with waisted stud--Studs
GB/T13807.2-1992腰状杆螺柱连接副螺柱
10.
Threads on rotary shouldered connections for petroleum industry
GB/T9253.1-1999石油钻杆接头螺纹
11.
Petroleum equipment--Thread gages for rotary shouldered connections
GB/T4749-1993石油钻杆接头螺纹量规
12.
Liquid or slurry never touches stem threads.
液体或泥浆绝对不会接触阀杆螺纹。
13.
Longitudinal-cracking Failure Analysis of Box
φ139.7mm钻杆内螺纹接头纵向开裂失效分析
14.
Cause Analyses of Pin Joint Fracture of 139.7 mm Heavy Weight Drill Pipe
139.7mm加重钻杆外螺纹接头断裂原因分析
15.
Failure Analysis on Tool Joint Expansion of φ88.9mm×9.35mm G105 Drill Pipe
φ88.9mm×9.35mm G105钻杆内螺纹接头胀扣失效分析
16.
Finite element analysis of the screw structure of the drill-stem junction
钻杆接头螺纹结构形式的有限元分析
17.
Screwed 1;Screwed 2;Screwed 3;Screwed 4
螺纹接头 1;螺纹接头 2;螺纹接头 3;螺纹接头 4
18.
Screwed Joint 1;Screwed Joint 2;Screwed Joint 3
螺纹接头 1;螺纹接头 2;螺纹接头 3