Litšobotsi tsa lihlahisoa tse ntle tsa li-valve tsa serurubele ke life?
Litšobotsi tsa lihlahisoa tse ntle tsa li-valve tsa serurubele ke life? Manual butterfly valve ke mofuta oa valve o sebelisoang hangata, o nang le sebopeho se bonolo, boholo bo nyane, boima bo bobebe, bophelo bo bolelele ba ts'ebeletso, tlhokomelo e bonolo le melemo e meng. Leha ho le joalo, mokhoa oa ho reka e ...
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