Official Answer
Answer
Amasoko y'umuhengeri agira igitutu cyaho hejuru yumuraba. Niba ubuso bwo gushyingiranwa (urugero, ubwoko bwo gutwara cyangwa igitugu cyamazu) birakabije, guhangayikishwa cyane biganisha ku gucika intege no kogosha mikorobe yibikoresho byamasoko. Ubuso bwo kurangiza $ R_a 32 \ mu muri $ cyangwa byiza birasabwa muri rusange. Mubikorwa bigenda neza, aho amasoko azenguruka kuri radiyo nyinshi, ubuso bwo guhuza ibitsina bukora nkibintu bitesha umutwe, bigatera ibyago byo guhangayika bishobora gutangiza umunaniro. Amavuta yo kwisiga (amavuta cyangwa firime yumye molybdenum disulfide) akoreshwa kenshi aho ahurira kugirango agabanye coefficient de friction hamwe nubushyuhe mugihe cyamagare yihuta.
