1.
Application of Premium Thread of Tubular in Changbei Gas Field
长北气田优质油井管螺纹类型及其应用
2.
The Manufacturing Process for Core Thread of Bottle Cap Injection Mould
瓶盖注射模螺纹型芯的螺纹制造工艺
3.
profile and thread rolling die
滚轧型材与螺纹模具
4.
large-size precision thread ring and plug gauge
大型精密螺纹环塞规
5.
long-reach plug
长螺纹（长型）火花塞
6.
Miniature screw threads-Profiles
GB/T15054.1-1994小螺纹牙型
7.
Metric trapezoidal screw threads-Profile
GB/T5796.1-1986梯形螺纹牙型
8.
Double Spiral Fluting Tap, a New Type Threading Tool
一种新型的螺纹工具——双螺旋槽丝锥
9.
Application of a new helix screw thread pipe heat exchanger
一种新型螺旋螺纹管式换热器的应用
10.
unthreaded nail for shoeing animals of iron or steel
无螺纹用于给畜类钉蹄铁,铁或钢制
11.
Improvement Improvement of Hot Dip Galvanizing Techniques for Threaded Type of OCS Fittings
螺纹类接触网零件热浸镀锌工艺改进
12.
boxpin connection
阴螺纹-阳螺纹连接
13.
male and female cross
阳螺纹-阴螺纹十字接头
14.
external and internal thread grinding machine
外螺纹及内螺纹磨床
15.
pin-to-box pipe
阳螺纹-阳螺纹管子
16.
Buttress threads with 3 and 30 degrees flank angle-Profiles
GB/T13576.1-1992锯齿形(3°、30°)螺纹牙型
17.
General purpose screw threads--Basic concepts and symbols for tooth shapes and tolerance zone
GB/T192-1981普通螺纹基本牙型
18.
Rolling Mill--Numerical Processing of the M48～M120 Internal Screw Thread;
旋风铣削——M48～M120大型内螺纹的数控加工