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01.主(Zhu)体(Ti)材(Cai)质(Zhi)为(Wei)优(You)质(Zhi)冷(Leng)轧(Zha)钢(Gang),(?)经(Jing)过(Guo)冲(Chong)压(Ya)折(Zhe)弯(Wan)加(Jia)工(Gong)而(?)成(Cheng),(?)表(Biao)面(Mian)喷(Pen)塑(Su)处(Chu)理(Li),(?)环(Huan)保(Bao),(?)经(Jing)久(Jiu)不(Bu)易(Yi)损(Sun)坏(Huai)。(?)
02.采(Cai)用(Yong)专(Zhuan)业(Ye)材(Cai)质(Zhi),(?)坚(Jian)固(Gu)耐(Nai)用(Yong)。(?)
03.各(Ge)组(Zu)成(Cheng)部(Bu)件(Jian)精(Jing)密(Mi)度(Du)高(Gao),(?)灵(Ling)活(Huo)易(Yi)控(Kong),(?)材(Cai)质(Zhi)优(You)良(Liang),(?)高(Gao)韧(Ren)度(Du)高(Gao)强(Qiang)度(Du),(?)全(Quan)部(Bu)经(Jing)过(Guo)圆(Yuan)滑(Hua)打(Da)磨(Mo)处(Chu)理(Li)。(?)