yeeb nkab galvanized
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Cov yeeb nkab galvanized
Cov yeeb nkab galvanized yog ntxiv ib txheej ntawm zinc rau ntawm qhov chaw ntawm cov hlau, uas tau muab faib ua kub galvanizing thiab electro galvanizing.
Cov yeeb nkab galvanized yog ntxiv ib txheej ntawm zinc rau ntawm qhov chaw ntawm cov hlau, uas tau muab faib ua kub galvanizing thiab electro galvanizing.