1.
cross-over seat
转换阀座钻屑天然气
2.
There shall be semi-auto change over system in the gas yard and main pressure valve and relief valves should be located outside the lab building.
安装半自动转换阀控制气瓶更换，主要的控制阀门和减压阀门都安装在实验室外。
3.
change over bridgecontrol room pilot air valve
驾驶室-控制室转换用控制空气阀
4.
Research on the Nozzle Flapper Servo Valve Driven by GMM Actuator;
基于GMM转换器喷嘴挡板伺服阀的研究
5.
"Valve Stand: Support air supply header and various takeover points, flex hoses, gauges, valves, etc."
阀架上面安架空气接头,各种转换点,软管,计量表,阀门等。
6.
Study of Frequency Response of the Electro-Mechanical Transformer of Digital Valve;
数字伺服阀电—机械转换器频响特性研究
7.
The Role Shift of the Warlords in Northwestern China around the 1911 Revolution;
论辛亥革命前后西北诸马军阀的角色转换
8.
Theoretical Fundamental Study of GMM Actuator for Servo Valves
伺服阀用GMM电—机转换器的理论基础研究
9.
Design on Controller of Electrical-to-mechanical Interface for Microvalve
一种微小数字阀机电转换装置控制器设计
10.
All valve seats and seat discs shall be replaceable.
所有阀门阀座和阀座阀瓣应该是可更换的。
11.
The taper stem head then transfers a vertical closing force to a lateral force which positively seats the knife against the seat face.
然后锥形阀杆头将垂直关闭力转换成侧向力，将闸刀放置到阀座表面上。
12.
11 Adapters to convert cylinder valves from one type of gas to another can lead to contamination and serious accidents. Their use is forbidden.
使用将一种气体瓶阀转换成另一种气体瓶阀的接头，会导致气体污染和严重事故，严禁使用。
13.
Research on Multi-way Directional Valve with High-speed On-off Valve as Its Pilot Valve
以高速开关阀为导阀的多路换向阀的研究
14.
Streams are switched by solenoid valves.
流路靠电磁阀进行切换。
15.
Seats and seat discs shall be replaceable in both check valves and the relief valve without the use of special tools.
两个止回阀和安全阀的阀座和阀座阀瓣应该是可更换的，更换过程不需要特殊工具。
16.
Study of LCLV s Phase Modulation and the Application in Real-time Wavefront-conversion System;
液晶光阀的相位调制特性的研究及其在波面实时转换系统中的应用
17.
To reverse the seat disc, unscrew the disc screw and disassemble the disc washer and disc rubber from the disc holder assembly.
为了翻转阀座阀瓣，则要拧松阀瓣螺丝，从阀瓣固定器总成拆解阀瓣垫圈和阀瓣橡胶。
18.
Thermal exchanger has applied Afla Valve Plate Type Thermal Exchanger from Sweden.
换热器采用瑞典阿法拉阀板式换热器。