Kuyambitsa ma valve a butterfly eccentric, kugwiritsa ntchito, zinthu, ubwino ndi kuipa, kukonza ndi kukonza.
Kuyambitsa ma valve a butterfly eccentric, kugwiritsa ntchito, zinthu, ubwino ndi kuipa, kukonza ndi kukonza. Double eccentric butterfly valve ndi valavu yowongolera yomwe imagwiritsidwa ntchito nthawi zambiri, yoyenera kuwongolera mitundu yosiyanasiyana yosawononga kapena yofooka ...
Onani zambiri