Raws li lub cuab yeej tseem ceeb kom muaj kev nyab xeeb hauv lub zog hluav taws xob thiab cov khoom siv kev tshawb fawb ntawm kev ua tiav ntawm cov khoom siv niaj hnub los muab cov ntaub ntawv tseem ceeb ntawm cov kws kho mob txhua hnub.}}}
Ua ntej tshaj plaws, kev tu ua tiav yog qhov ua haujlwm yooj yim ntawm kev hloov pauv ntawm kev kho lossis cov khoom siv hauv av tau yooj yim los yog siv cov khoom muag sab nraum zoov lossis cov cuab yeej muag khoom tshwj xeeb, so nrog ib qho nruab nrab xab npum, thiab zam kom tsis txhob siv cov tshuaj corrosive corrosive {}} tu cov khoom siv kom paub tseeb tias tus neeg hloov mus rau kev ua haujlwm zoo.
Thib ob, lubrication thiab kev txij nkawm kuj tseem ceeb {}} Cov khoom lag luam tshwj xeeb uas muaj kev tiv thaiv ntev ntev yuav tsum raug xaiv, thiab siv ntau dhau yuav tsum zam kom tiv thaiv roj los ntawm kev nkag mus rau qhov chaw sib cuag hluav taws xob thiab cuam tshuam kev ua haujlwm .
Tsis tas li ntawd, zawm tawm yuav tsum tsis txhob tsis quav ntsej . Nws raug pom zoo los ua kom muaj kev sib tw ua ke, bolts.}}}}} them rau tus xeb ntawm cov ntsia hlau thiab hloov lawv nyob rau lub sijhawm yog tias tsim nyog .
Thaum kawg, kev sim ntsuas yog qhov tseem ceeb ntawm kev saib xyuas {}} Koj tuaj yeem tiv thaiv kev ua haujlwm thiab kev kaw hluav taws xob kom tsis txhob muaj kev ua haujlwm nrog kev mob .
Ua ib txoj haujlwm zoo ntawm kev saib xyuas txhua hnub rau kev ntseeg tau ntawm cov khoom lag luam, tab sis kuj yuav txo cov haujlwm ua haujlwm ntev thiab tsis sib xws ntawm lub zog hluav taws xob tau ua kom zoo nkauj.
