Peb txhua tus paub tias cov brakes ntawm lub tsheb fais fab yuav tsis hloov pauv tom qab lub sijhawm ntev, yog li yuav ua li cas kho lub braking system ntawm hluav taws xob tsheb?Coj koj kom nkag siab tshwj xeeb.1. Lubrication yog ib qho tseem ceeb ntawm kev tswj cov tsheb fais, yuav tsum yog pem hauv ntej qag, nruab nrab qag, flywh ...
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