Resilient Rooj vag Valve
-
Resilient rooj vag valve
Resilient seated gate valve yog ib lub rooj vag rooj vag valve, thiab haum rau siv nrog dej thiab nruab nrab kua (s dej phwj).
Resilient seated gate valve yog ib lub rooj vag rooj vag valve, thiab haum rau siv nrog dej thiab nruab nrab kua (s dej phwj).