Dab tsi yog axles racks?
Txheem
Axle stands yog cov khoom siv uas ruaj ntseg txhawb nqa lub axles hauv txhua lub ces kaum ntawm lub tsheb kom koj tuaj yeem ua haujlwm zoo hauv qab lawv. | ||
Cov duab no qhia tau hais tias lub qag txhawb nqa siv li cas los txhawb lub tsheb thauj khoom. | ||
Axle bearings txhawb nqa lub nra, tsis nqa lub tsheb. Lub tsheb yuav tsum tau tsa nrog lub jack uas tsim nyog thiab tom qab ntawd muab tso rau ntawm ob lub qag sawv ntsug. |
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