IValve yokukhupha umoya
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Ivalve yokukhutshwa komoya, iValve ye-TWS
Funda ngokugqithisileyoIvalve yokukhutshwa komoya edibeneyo enesantya esiphezulu idityaniswe kunye neenxalenye ezimbini zevalve yomoya we-diaphragm yoxinzelelo oluphezulu kunye ne-inlet yoxinzelelo oluphantsi kunye nevalve yokuphuma, Inemisebenzi yokukhupha kunye nokuthatha.