Ma valve angapo omwe amagwiritsidwa ntchito m'mapaipi a mafakitale, ma valve a mpira ali ndi njira zambiri zogwiritsira ntchito, kaya ndi madzi, mafuta, gasi kapena mapaipi wamba wamba kapena mikhalidwe yovuta yogwirira ntchito yomwe imakhala ndi tinthu tating'onoting'ono tating'onoting'ono, kaya ndi kutentha kochepa, kutentha kwambiri, kapena zowononga. chilengedwe, inu ...
Werengani zambiri