- 1. Anti-lo lo lus:
Cov khoom uas tsis yog tus kheej tuaj yeem tiv thaiv cov zaub mov seem lossis roj los ntawm cov khoom siv kom qhuav lossis kho cov menyuam, ua kom muaj kev nyab xeeb thiab kev nyab xeeb ntawm cov zaub mov.
- 2. Yooj yim los ntxuav:Qhov saum npoo ntawm tefon txheej yog tus thiab tsis yooj yim rau impurities thiab av, ua kom huv thiab siv sijhawm tu thiab nqi ntau ntxiv, thiab kev txhim kho ntau dua.
- 3. Kub kub ruaj khov:Tswj kev ua tau ruaj khov nyob rau hauv kev ntsuas kub nyob rau hauv kev kub ib puag ncig, Teflon txheej tuaj yeem tiv thaiv cov kub siab no kom ntseeg tau tias cov khoom siv ua haujlwm ib txwm muaj.
- 4. Corrosion Kuj:Nrog cov tshuaj zoo heev, nws tuaj yeem tiv thaiv kev xeb ntawm cov tshuaj no thiab ua haujlwm ntev ruaj khov ntawm cov khoom siv.