Iterambere ryinganda za valve ntirishobora gutandukana nubuyobozi bwiza
Iterambere ryinganda za valve ntirishobora gutandukana nubuyobozi bufite ireme Valve nibikoresho byingirakamaro mugucunga amazi muri peteroli, imiti, sitasiyo y’amashanyarazi, metallurgie nizindi nganda. Hamwe no kuzamura ubukungu bwisi yose, abakiriya bafite highe ...
reba ibisobanuro birambuye