Izilumkiso zokufakelwa kwe-ultrasonic open channel flowmeter.
I-ultrasonic openchannel flowmeters isetyenziswa kwiindlela zokuphambukisa unikezelo lwamanzi ezidolophini, iplanti yombane yokupholisa ukuphambuka kwamanzi kunye nemijelo yokuhambisa amanzi, ukungena kokucocwa kogutyulo, njl.njl.