1.
And a novel laser fiberoptic sensor used to measure the aerospace MJ internal threads is presented also.
并提出了一种检测高精度航空航天器MJ内螺纹的新型激光光纤传感器的设计思想及检测原理。
2.
external and internal thread grinding machine
外螺纹及内螺纹磨床
3.
Nuts have internal (or female) threads to match those of the Bolt.
螺母上有内(或阴)螺纹,与螺栓上的螺纹相啮合。
4.
internal ribbed tube
内肋片管，内螺纹管
5.
Taper pins with internal thread
GB/T118-1986内螺纹圆锥销
6.
Parallel pins with internal thread
GB/T120-1986内螺纹圆柱销
7.
NPSI (American Standard Internal Straight Pipe Threads)
美国标准内直管螺纹
8.
inside screw lift check valve
内螺纹升降式止回阀
9.
reducing extension piece
异径内外螺纹管接头
10.
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。
11.
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
12.
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。
13.
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。
14.
Valves with female screw ends for water-heating system
GB/T8464-1998水暖用内螺纹连接阀门
15.
carbide-tipped turning tool for internal threading
硬质合金内螺纹焊接车刀
16.
carbide tool shank for petroleum pipe internal threading
石油管内螺纹硬质合金刀杆
17.
female-male reducer
两端分别带有内外螺纹的大小头
18.
a wrench for turning a tap to create an internal screw thread.
旋转活栓产生内螺纹的扳手。