Answer
Kwangirika kwangirika bibaho mugihe hari inshuro nyinshi, amplitude yo hasi ugereranije hagati yimigezi yimvura nubuso bwo guhuza. Iki cyerekezo, hamwe nigitutu cyo guhura, gisenya urwego rukingira oxyde yibikoresho (cyane cyane mubyuma bidafite ingese). Guhuza ibyuma biva mubyuma biganisha ku gusudira gukonje no gutanyagura uduce duto twa microscopique, hanyuma bigahinduka okiside kandi bigakora nk'ibisebo (bikunze kugaragara nk'ifu yijimye-umutuku wijimye wicyuma, uzwi nka 'cocoa'). Mugihe cyo kurira, fretting igaragazwa nuduce twambitswe cyangwa twambarwa byumwihariko kumuraba. Irashobora gutuma umuntu atangira umunaniro. Ibisubizo birimo gushira amavuta yumye (nka $ \ inyandiko {MoS} _2 $) cyangwa kongera isoko yimbere kugirango wirinde kugenda.
