shelf beam
后围搁梁 [车辆] rear wall shelf rail
前围搁梁 [车辆] front wall shelf beam
侧围搁梁 side wall sheilf rail
普通搁梁 [建] common joist
实腹钢搁梁 [建] solid-web steel joist
托梁/搁栅/龙骨 Joist
桥梁式搁板 bridge shelf
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为…架搁栅，为…装托梁用平行水平横梁来构筑。
To construct with such parallel horizontal beams.
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屋面两坡的下方，檐口的连系梁支承在平顶搁栅之上。
At the lower end of each roof slope, eaves purlins are provided over the ceiling joists.
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