Cov yam ntxwv ntawm cov yas coated steel yeeb nkab sab hauv thiab sab nraud 1. Kev tu cev, tsis muaj tshuaj lom, tsis muaj kuab lom, tsis muaj kab mob, ua kom cov kua dej zoo 2. Kev tiv thaiv tshuaj lom neeg corrosion, av thiab marine lom corrosion, cathodic disbondment 3. Cov txheej txheem installation yog mature, yooj yim...
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