Sei pasina kuyerera mupombi, asi vortex kuyerera mita inoratidza kubuda kwechiratidzo?
Iyo simbi chubhu float flowmeter yakakodzera kuyerera kuyerwa kwediki-diameter uye yakaderera-velocity medium; kushanda kwakavimbika, kuchengetedza kusununguka, hupenyu hurefu.