Valavu yotchingira yotchingira yotchingira ndi mtundu wa valavu yotchingira yomwe imagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana kuti ilamulire kuyenda kwa madzi. Ili ndi mpando wa raba womwe umapereka chisindikizo cholimba ndikuletsa kubwerera kwa madzi. Valavuyi idapangidwa kuti ilole madzi kuyenda mbali imodzi pomwe ikuletsa kuyenda mbali ina. Chimodzi mwazinthu zazikulu za mavavu otchingira otchingira otchingira otchingira ndi rabara ndi kuphweka kwawo. Ili ndi diski yolumikizidwa yomwe imatseguka ndikutseka kuti ilole kapena kuletsa madzi kulowa...
Ndife opanga odziwa zambiri. Popeza tili ndi ziphaso zofunika kwambiri pamsika wake wa Rapid Delivery for China Wafer kapena Lug Type Concentric Butterfly Valve yokhala ndi Zitsamba Ziwiri, ngati mukufuna kudziwa zambiri za zinthu ndi ntchito zathu, musazengereze kulankhulana nafe. Tili okonzeka kuyankha mkati mwa maola 24 titalandira pempho lanu komanso kupanga zabwino zonse komanso kuyanjana kwathu. Ndife...