Global ball valve market tarisiro uye nekutsvakurudza kwakadzama kwevatambi vakuru, vakadai seSwagelok Company (USA), MRC Global Inc. (USA), Astech Valve Co. Ltd. (Taiwan), Cameron International Corporation (USA), nezvimwewo.
Ongororo yemakwikwi yakaitwa muiyi bhora vharafu shumo inobvumidza iwe kuti uzive zviito zvevatambi vakuru mumusika, sekuvhurwa kwechigadzirwa chitsva, kuwedzera, zvibvumirano, mubatanidzwa, kudyidzana, uye kutora. Iyo yakakosha nzira yekutsvaga inoshandiswa ne ...
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