Ngwakọta mmiri
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Ihe ngosi WP-L/Ngụkọta mmiri mmiri
Shanghai Wangyuan WP-L Flow Totalizer dabara adaba maka ịtụ ụdị mmiri mmiri niile, uzuoku, gas izugbe na wdg. Ejirila ngwa a mee ihe nke ukwuu maka ngụkọta mmiri, nha na njikwa na bayoloji, mmanụ ala, kemịkalụ, igwe, ike eletrik, ọgwụ, nri, njikwa ike, ikuku, imepụta igwe na ụlọ ọrụ ndị ọzọ.