The presence of foreign particles in an automatic valve may seriously affect its dependability.
自动阀的外来颗粒可能严重影响其可靠性。
Structure, work principle and service and maintenance of the automatic valve clearance ad-juster are introduced.
介绍了气门间隙自动调整器的结构、工作原理，以及其维护与保养。
This article introduced that we confronted many problems when home-making automatic valve port packager for PVC paste resin and how to solve them.
介绍PVC糊树脂阀口自动包装机国产化过程中遇到的问题以及解决方法。
Welding type high pressure check valve is generated by the pipeline flow of the medium itself force automatically turned on and off, is an automatic valve.
主要用于高压加压的天然气加气系统，防止加压天然气倒流的阀门。焊接式高压单向阀是靠管路中介质本身的流动产生的力而自动开启和关闭的，属于一种自动阀门。
Check valve before the valve is to use the pressure after poor hoist the automatic valve, it is the role of the media flows only in one direction, reverse and stop its flow.
止回阀是利用阀前阀后的压力差而自动启闭的阀门，它的作用是使介质只做一个方向的流动，而阻止其逆向流动。
The smoke detection probe controls a relay provided at the driving cap position; the relay controls the power supply of each branch circuit and an electromagnetism automatic valve of the automobile.
烟感探头控制装在驾驶室处的继电器，继电器控制汽车的各支路电源和电磁自动阀门。
The smoke detection probe controls a relay provided at the driving cap position; the relay controls the power supply of each branch circuit and an electromagnetism automatic valve of the automobile.
烟感探头控制装在驾驶室处的继电器，继电器控制汽车的各支路电源和电磁自动阀门。
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