Chidziwitso: Pepala ili limayambitsa makina a dizilo odzipangira okha omwe amagwiritsa ntchito mpweya wotulutsa mpweya kuchokera ku injini ya dizilo kuti apeze vacuum, kuphatikizapo pampu ya centrifugal, injini ya dizilo, clutch, venturi chubu, muffler, chitoliro chotulutsa mpweya, etc. injini ya diesel ...
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