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Mfundo yogwira ntchito komanso kapangidwe ka diaphragm valve
Valavu ya diaphragm imalowa m'malo mwa spool ndi thupi lokhala ndi mizere yolimbana ndi dzimbiri komanso diaphragm yolimbana ndi dzimbiri, yomwe imagwiritsa ntchito kusuntha kwa diaph ...Werengani zambiri
