return valve的例句大全

A Test on a New Type of Raw Material Return Feed Valve for a Steam Gas Electricity Triple Production System

一种应用于三联产系统的新型的物料回送阀的试验

the invention relates to a valve, in particular to a non-return pressure-reducing valve.

本发明涉及一种阀，特别是一种止回减压阀。

This paper discusses systematically the structural design features of this clutch, including the design of key parts such as friction plate, return spring and quick draining oil valve, the implementation of cooling and lubrication and the selection of sealing devices.

为此，系统地论述了该离合器的结构特点并对摩擦片、回位弹簧、快速排油阀等关键部件进行了设计；

It is equipped with asphalt return tube, anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter and output asphalt rapid discharge valve and coupling.

配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青的快速卸料阀及接耦。