coloured profile steel sheet
...彩色压型钢板 C型钢檩条 [gap=352]s］ Metallic materials; Press forming plates;Cold-rolled thin-walled shape steel; Coloured profile steel sheet; C type steel purlin ..
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coloured profile steel sheet
彩色异型钢板
以上为机器翻译结果，长、整句建议使用 人工翻译 。