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Tom qab lub maus taus hloov lub nraub qaum thiab cov saw, cov saw xoob tau xoob. Thaum xub thawj, cov saw yog nruj heev. Yuav ua li cas nruj nws

Sep 11, 2019 Tso lus

Lub cev muaj zog yuav ua rau xoob tom qab siv lub sijhawm, uas yog qhov tshwm sim tsis tshua muaj heev. Txhawb txoj hlua tseem ceeb, plam lub pob qij nraub qaum lub txiv ntseej, thiab qee qhov plam lub noob txiv loj ntawm qhov chaw ruaj ruaj ntawm qhov seem ntawm qhov kawg ntawm qhov ncaj nram qab, tom qab ntawd siv cov ciaj ntswj los kho cov saw txuas ntawm sab laug thiab sab xis ntawm lub tiaj ncaj diav rawg. Kho qhov sib npaug, kho mus rau sab sauv thiab qis saw ntawm 20-30 hli ntawm kev ua, thiab thaum kawg ua kom nruj rau txoj kab nrig tsheb nraub qaum. Txoj saw tsis tuaj yeem hloov kho kom nruj heev, txwv tsis pub nws yuav hnav nrawm dua. Yog hais tias cov saw yog luv ntawm roj, nws yuav tsum tau lubricated nrog roj nyob rau hauv lub sijhawm. Tsis txhob thov ntau dhau ib zaug.