testing valve的例句大全

To change the limit of LPR test valve which need annulus pressure to keep static in opening period, a new model pressure controlled full bore testing valve which is applied for our oilfields' features is developed.

为改变目前LPR压控测试阀在开、关井过程中需要保压的局限性，研发了一种适应我国油田特点的新型全通径压控测试阀。

APR-N testing valve is the main valve of full bore pressure controlling tools in Harlliborton's company.

阀是哈里伯顿公司全通径压控式测试工具的主阀.

Revolving fanlike adjustable testing valve and its application in the performance testing of ventilators

旋转扇形流量调节门及其在通风机性能测试中的应用

LPR N testing valve is the main valve for testing drill stem of APR tools, of which the key role is to make true the close and open of well during testing period.

LPR N测试阀是APR工具测试管柱的主阀。其主要作用是实现测试中的开关井。

In this paper, a new adjustable testing valve of rate of gas flow is introduced. Its structure principles, characteristics of adjusting, contrast experimental results and application in automatic performance testing of ventilators are also provided.

本文介绍一种新型气体流量调节门&旋转扇形流量调节门的结构原理，调节特性，对比试验结果及其在通风机性能自动测试中的应用。

The wear properties of valve are systemically investigated by using dynamic simulation testing and surface microscopic analysis techniques based on principle of tribology.

根据摩擦学原理，采用动态磨损模拟试验和表面微观分析研究的方法和技术，对气门动态磨损特性进行了系统的试验研究。

The lead sensing valve design is satisfied with simplifying structure so that it may be used reliably for the fixed flow hydraulic system of the testing set or other machines.

所设计的负载传感阀具有满意的工作性能且构造简单，适用于液压试验台及其他液压机械的定量系统。

This paper introduces the application of cartridge proportional relief valve used in coal mine hydraulic testing bed and also resumes its structure and characteristics.

介绍了插装式电磁比例溢流阀在煤矿液压试验台上的应用，并简述其结构及性能。

Leakage testing between valve and seat of cylinder head

气门/缸盖阀座间气密性检测的研究

Research on the Testing Methods of Safety Valve Discharge Capacity

安全阀排量测试方法的研究

The testing of prosthetic valve orifice area using image processing method

用图像处理方法检测人工心瓣开口面积

Research on the Pneumatic Testing of Proportional Valve in Gas Station Machine

加油机比例阀气压测试性能的研究

Acoustics testing method for valve inner leakage under pressure

承压阀门内漏声学检测方法

The result is that the efficiency of testing electrohydrau1ie servo valve is improved.

整个系统提高了电液伺服阀的测试效率。

Computer-controlled Testing Bench of Pneumatic Directional Valve

计算机控制与检测气动换向阀试验台

Research of Testing Error Based on Valve Automatic Testing and Sorting System

气门自动检测与分选系统检测误差的研究

The characteristics of overflow valve Roots pump and ways of testing the overflow valve differential pressure are introduced. And it is pointed out that the overflow valve differential pressure of overflow valve Roots pump should be examined in test procedure.

介绍了带溢流阀罗茨泵的特点和溢流阀压差的试验方法，明确提出应对带溢流阀罗茨泵考核溢流阀压差。

The definition of the diaphragm valve specific property, the method and the required of testing JC-50 diaphragm valve specific property are introduced.

介绍了膜片阀的特性的定义及JC-50膜片阀特性测试的方法和要求。

Study of the bedstand for regulating and testing hydraulic rotary valve of power steering in automobiles

汽车动力转向器液压转阀调试实验台的研究

Development and Application of Pressure Testing Equipment for Pneumatic Valve

气压式阀门试压装置的开发与应用