国产精品久久久久久久久,四季AV一区二区夜夜嗨,日韩精品无码中文字幕电影,www.五月婷婷.com

空壓機安全閥(AQ-20)

Debion:

AQ系列

本閥門適用于工作溫度≤200℃的空氣，系空壓機專用安全閥，當設(shè)備內(nèi)壓力超過允許值時，閥門自動開啟，繼而全量排放，當壓力降低到規(guī)定值時，閥門自動關(guān)閉，保證設(shè)備安全運行。

The valve of the air what the working temperature are less than 200 , is air compressor specificity safety alve when the pressure of equipment?? exceeding the allowed value, the valve? will turn on auto-matically and discharge the pressure enti-rely.? When the pressure decrease to the stated value, the valve will quickly? turn off automatically, in order to make the equip-ment run effectively .