Aluminium ntawv ci hnab, ib hom ntim hnab nrog aluminium ntawv ci khoom ua lub ntsiab tivthaiv, yog dav siv nyob rau hauv cov khoom noj, tshuaj, tshuaj lom neeg kev lag luam thiab lwm yam kev lag luam vim nws zoo heev barrier khoom, noo noo tsis kam, lub teeb shading, tshuaj tsw qab, tsis muaj tshuaj lom. ...
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