Lub hauv paus ntsiab lus ntawm kev hloov cov brakes
Thaum hloov cov pawm nres, nws yog qhov zoo tshaj plaws los siv cov khoom siv ua haujlwm siab. Txawm hais tias tus nqi siab dua li cov khoom siv hluav taws xob tsis zoo, cov khoom siv tau zoo dua, kev pabcuam lub neej ntev dua, thiab tau kawg qhov kev nyab xeeb muaj zog ntau dua. Yog li ntawd, ib ntus Cov neeg siv high-tech yuav twv yuav raug nqi ntau dua.
Yuav tsum tau ceeb toom rau tus tswv yog: thaum hloov lub nres nres, sim siv tib yam khoom raws li cov qub nres nres. Tau kawg, yog tias cov khoom siv nres tshiab yog siab dua li cov khoom qub, nws zoo dua. Thaum hloov cov ntaub thaiv npog ntawm cov khoom sib txawv, tsuas yog ob lub hauv paus ntsiab lus hauv qab no tau ua kom muaj kev nyab xeeb.
1. Sim tsis txhob hloov cov khoom siv roj hmab semi-metallic nrog NAO cov ntaub ntawv.
2. Lub nres nres rau cov khoom siv asbestos hloov tau ntawm NAO cov khoom.
