Kuwunika kwa zida 1. Asanayambe kugwira ntchito, crane ya mlatho iyenera kuyang'aniridwa bwino, kuphatikizapo koma osati kuzinthu zazikulu monga zingwe zamawaya, zokowera, mabuleki a pulley, zochepetsera, ndi zipangizo zowonetsera kuti zitsimikizire kuti zili bwino. 2. Onani mayendedwe a crane, maziko ake ndi malo ozungulira...
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