Umusaruro wose wakorewe munzu kuva guhimba kugeza ibice birangira .Igenzura ryibikorwa rigomba gukorwa mugihe cyose no gukora inyandiko.
Ubugenzuzi: Twari dufite ibikoresho byo kugenzura bigezweho nka Brown & Sharpe imashini yo gupima imirongo itatu, Colin Begg P100 / P65 / P26 ikigo cyo gupima, ibikoresho bya silindrike yo mu Budage ya Marl, Ubuyapani bugerageza ibizamini, Optical Profiler, umushinga, imashini ipima uburebure n'ibindi. ubugenzuzi bwa nyuma neza kandi neza.