Nzira yekugadzirisa sei dambudziko rekubuda kwevharuvhu re butterfly? Likv akakuudza.
Nzira yekugadzirisa sei dambudziko rekubuda kwevharuvhu re butterfly? Likv akakuudza. Manual butterfly valve imhando yevharuvhu, nekuda kwechimiro chayo chiri nyore, kushanda kuri nyore, kuiswa nyore, kudhura kwakaderera uye zvimwe zvakanakira, inoshandiswa zvakanyanya mumapaipi emaindasitiri. Sei...
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