Kugirango babe igipimo cyujuje ubururu bwa Arrow crane, bakeneye kunyura munzira yo kugerageza bikomeye no kwemeza.Ibi bivuze ko bagomba gukoreshwa igihe kirekire no kwipimisha inshuro nyinshi kugirango berekane ukuri kwabo.Umunzani wa crane uzahura nuburemere butandukanye nuburemere buremereye mubihe bitandukanye kugirango barebe ko bapima neza uburemere mubikorwa bitandukanye.
Byongeye kandi, guhinduranya kenshi no kubungabunga nabyo ni ngombwa.Umunzani wa Crane ukenera kalibrasi isanzwe kugirango barebe neza ko ibipimo byabo bigumaho.Kubungabunga no kugenzura buri gihe bifasha kandi kongera igihe cyiminzani ya crane no gukora neza.
Ubwanyuma, igipimo cya Blue Arrow cyujuje ibyangombwa gikeneye kugira igihe kirekire n'umutekano.Bagomba guhangana ningorane zitandukanye mugihe cyo gukoresha burimunsi mugihe umutekano wabakora.Kubwibyo, bakeneye gukorwa nibikoresho byujuje ubuziranenge hamwe nubukorikori buhanitse kugirango batange imikorere ihamye kandi yizewe hamwe n’umutekano.
Mu gusoza, kuba igipimo cya Blue Arrow cyujuje ibyangombwa bisaba kunyura mu kwemeza no kugerageza kugira ngo umenye neza, kwiringirwa, kuramba, n'umutekano.
Igihe cyo kohereza: Nzeri-15-2015