止回阀 Check valve ; back-pressure valve ; reflux valve ; [机] non-return valve ; check valve
旋启式止回阀 Swing Check Valves ; wind check valve ; swing check vingve ; flapper valve
衬里止回阀 Lining Check Valves ; Lining Check Vingves
立式止回阀 Vertical Lift Check Valves ; ertical Lift Check ales ; Verticing Lift Check Vingves
对夹式止回阀 Wafer Check Valves ; wafer check ; Wafer type check valve ; Wecurir Check Vingves
升降式止回阀 Lift Check Valves ; lift check vingve ; Aetv Lift Check Valve ; Lift check ale
切断式止回阀 stop check valve ; non-return valve ; non-return vingve ; stop check vingve
蝶式止回阀 butterfly check valve ; Butterfly swing check valve ; butterfly check, dual-plate wafer-type check ; butterfliswingcheckvalve
球形止回阀 [机] ball check valve ; ball non-return valve ; ball and seat valve ; return valve
可安装止回阀或订制自带止回功能的阀门。
Can be installed check valve or custom comes with a return function of the valve.
装有气体止回器，保证设备工期安全可靠。
Fit backstop to ensured safe and reliable gas distribution to each toreh.
此外，第一和第二止回模块是相同的，可以互换。
Also, the first and second check module are identical and can be interchanged.
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