Official Answer
Answer
Kwangirika kwangirika bibaho mugihe hari umunota ugereranije ugereranije (vibrasiya) hagati yimpeta igumana hamwe na groove mumaso munsi yumutwaro. Uku kugenda gusenya icyuma kirinda icyuma kirinda icyuma, biganisha kuri okiside yihuse no gukora imyanda yangiza. Muri garebox yo mu kirere, ibi birashobora gutuma habaho kunanuka no gusohora impeta. Igisubizo kibiri: (2) Koresha uburyo bwo kuvura hejuru nka silver plate cyangwa Tungsten Disulfide ($ WS_2 $) amavuta yumye. Iyi myenda ikora nk'igitambo kandi igabanya coefficient de fraisation, ikarinda 'gusudira gukonje' no gutanyagura hejuru yicyuma kiranga uburyo bwo gusya.
