purge valve是什么意思

用法例句

Trouble diagnosis and exclusion of NC machine tool return reference point;

数控机床回参考点的故障分析与排除

Analysis and exclusion of electrical leakage interference factors of digital water level instrument;

数字化水位仪漏电干扰因素的分析与排除

The Heavy-duty Vehicle Turns All-hydraulicallyto Systematic Accident Analysis and Exclusion;

重型车辆全液压转向系统的故障分析与排除

Frequent fault and eliminate of automatic monitoring system of ambient air;

环境空气自动监测系统的常见故障诊断及排除

The ways to analyze and eliminate the common failures of the self-excited generator;

自励式发电机在运行中常见故障的分析判断及排除方法

Eliminated the Non-specific Responds of the Cow Tuberculosis in PPD-ELISA;

排除牛结核PPD-ELISA非特异性反应研究

Analysis and elimination of errors in Brinell-hardness test;

布氏硬度试验误差分析及排除

Malfunction diagnosis and elimination of the numerical control machine tools;

浅谈数控机床的故障诊断与排除

Analysis and Elimination of Failure with TC-136 Nitrogen/oxygen Determinator Equipped Pulse Furnace;

TC-136氮氧仪脉冲炉故障分析及排除

The Common Faults and Removal Method of the Y3150 E Type Hobbing Machine Workbench;

Y3150E型滚齿机工作台的常见故障及排除方法

Analysis and removal of excessively high water temperature in the engines of engineering machines;

工程机械发动机水温过高故障的分析及排除

Common faults of electro-hydraulic system of CAT330 excavator and removal measures;

CAT330挖掘机大泵电液系统常见故障及排除方法

：In this paper the author introduces the component elements in marine heat-conducting oil boiler in detail，analyses the usual faults for such boiler with its working principle and puts forward ways to remove the faults.

文章对船用导热油锅炉的系统组成元件逐一进行了介绍，并结合导热油锅炉的工作原理对锅炉的常见故障进行分析并提出了排除故障的方法。

It is an effective way of classifying the failures in order to check the causes and remove them.

网络故障种类十分繁杂,如果把网络的常见故障进行归类查找,将能够迅速而准确地查找出故障根源,从而顺利排除。