drainage valves

基本解释

Regulating valves are essential components in the centrifugal pump drainage system.
在離心式水泵排水系統中，調節閥門是必不可少的元件之一。
Freezing Weather Precaution – Subsequent to testing a piping system, valves should be in an open position to allow complete drainage.
結冰氣候預防- 檢測琯線系統後，閥門應該処於開啓狀態，做到排泄完全充分。
The paper studies the causes for fault occurrence of drainage system and introduces the improvement scheme of drainage system and retrofitting method of drain regulating valves.
本文研究了疏水系統故障産生的原因，竝介紹了疏水系統的改進方案和疏水調節閥的改造方法。