The support in the tower , although pickled and galvanized , plastic injected , the water quality still needs protecting by painting antirust additive or antirust varnish according to the corrosion condition 塔体内外支架,虽经酸洗热镀锌喷塑,但因运输安装中损伤,水质问题等视其腐蚀程度,涂防锈剂或防锈漆进行保养。