Standard specification for structural standing seam aluminum roof panel systems 结构固定接缝铝屋顶镶板系统的标准规范
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As an china manufacturer , we specialize in manufacturing and distribution of aluminum coils , aluminum sheets , aluminum foil , aluminum roofing and other aluminum products 公司是具一定规模的综合性铝材加工企业，地处江苏腹地，铁、公、水交通极为便利，年加工铝材2万多吨,年产销各类铝材10000多吨。
