... beam pumping well 游梁式抽油机抽油的井 beam rating 驴头负荷 beam reception 定向接收 ...
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reception beam 定向接收
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The roof of the exhibition center is a cable tensioned box steel shape beam structure, and the roof of the reception hall and the conference center are I shape steel beam structures.
展览大厅的屋面为弧形大跨度拉索焊接箱型钢梁结构，接待厅和会议中心的屋面为工字型钢梁结构。
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