Since there is no access to the installed truss, suspended cage is adopted to provide safe access for bolting and testing.
对于那些已经吊装的桁架由于缺少靠近的通道，因此需要应用吊笼以提供螺栓连接和检验的安全通道。
The double groove steel is suspended under the two nodes of bottom chord of steel roof truss to prevent the bottom chord from stretch bending.
文章论述了在设计中采用钢屋架下弦两节点下悬吊双槽钢作为分布梁避免钢屋架下弦拉弯工作。
The suspended structure was designed to be truss stiffened, and its erection was carried out without disturbing heavy sea traffic reaching about 1400 ships per day.
大桥加劲梁为桁架式，架设时没有干扰桥下日通行量达1400艘的船舶交通。
The suspended structure was designed to be truss stiffened, and its erection was carried out without disturbing heavy sea traffic reaching about 1400 ships per day.
大桥加劲梁为桁架式，架设时没有干扰桥下日通行量达1400艘的船舶交通。
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