1.
external and internal thread grinding machine
外螺纹及内螺纹磨床
2.
internal ribbed tube
内肋片管，内螺纹管
3.
Taper pins with internal thread
GB/T118-1986内螺纹圆锥销
4.
Parallel pins with internal thread
GB/T120-1986内螺纹圆柱销
5.
inside screw lift check valve
内螺纹升降式止回阀
6.
Standard joint is a circular male and female configuration with a corrugated metal gasket.
标准连接是圆形外螺纹和内螺纹结构，配置波纹金属垫圈。
7.
Situation of technological develop ment of welding internal -thread cop per tubes and seamless internal -thread coppertubes at home and abroad
国内外焊接内螺纹铜管与无缝内螺纹铜管的技术发展状况
8.
The male and female joint confines the gasket O.D and I.D.
这种外螺纹和内螺纹连接限制了垫圈的外径和内径。
9.
The circular male and female bonnet joint is self-aligning and encapsulates the gasket.
圆形外螺纹和内螺纹阀盖连接是自行对准调整并且封装的垫圈。
10.
Valves with female screw ends for water-heating system
GB/T8464-1998水暖用内螺纹连接阀门
11.
carbide-tipped turning tool for internal threading
硬质合金内螺纹焊接车刀
12.
carbide tool shank for petroleum pipe internal threading
石油管内螺纹硬质合金刀杆
13.
a wrench for turning a tap to create an internal screw thread.
旋转活栓产生内螺纹的扳手。
14.
Non-rising-inside screw stems are used in bronze and iron gate valves.
暗杆－内螺纹结构用于青铜和铸铁闸阀。
15.
Three dimensional FE simulation of ball spinning of inner grooved copper tubes
内螺纹铜管滚珠旋压三维有限元模拟
16.
Ivestigation on Flow Boiling Heat Transfer Characteristics of R290 and R404A in Horizontal Microfin Tube;
R290与R404A内螺纹管中沸腾换热研究
17.
Study on Algorithm of CAT for Joint Internal Thread;
管接箍内螺纹CAT系统计算方法的研究
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