架空支撑结构：采用镀锌钢制造的横梁、支架、高度调节范围大，坚固耐久，安装方便。
Aerial support structure: beam and stander made from galvanizing steel, adjustable height, strong and durable, easy to install.
架空支撑结构：采用镀锌钢制造的横梁、支架、高度调节范围大，坚固耐久，安装方便。
Aerial support structure: beam and stander made from galvanizing steel, adjustable height, strong and durable, easy to install.
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