1. SF-2 fwontyè lubrification kote yo pote: polyoxymethylene asid anwo nan syèl la, ak rezistans usure anwo nan syèl la, sifas kote yo pote regilye a ak twou depo lwil oliv dwe kouvri ak grès pandan asanble, espesyalman LFB lwil oliv-wikipédia coussinet.Vitès ba mouvman rotary, mouvman balanse epi souvan anba chaj, li pa gen okenn ...
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