Iindaba zeShishini
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Ukuqaliswa ngokutsha kofakelo kunye nokugcinwa kwePalve yoLawulo loNxweme
Ngokwenyani, i-valve yolawulo lombane isetyenziswe ngokubanzi kumzi-mveliso kunye nemigodi. I-valve yolawulo lombane idla ngokudityaniswa nge-Angulator ye-Angular Stroke Act kunye neVoterfly Valve ngoqhagamshelo loomatshini, emva kokufakwa kunye nokulungisa ingxaki. Ntweni yombane ...Funda ngokugqithisileyo
