isibhengezo_sekhasi

Imikhiqizo

Amayunithi okuthwala ama-roller athathayo aqukethe i-roller bearing eyindilinga noma enciphile efakwe endlini yensimbi engaqhekeki engafakwa kumafreyimu okuthwala avame kakhulu emakethe. Amayunithi avalwe futhi agcotshwe futhi alungele ukusetshenziswa.