其连接件是理想的卡套式结构管件。
Their connection is the ideal structure of the card sets the tube.
龙骨—沿翼帆中心弦延伸的那根主结构管。
KEEL - main structural tube that runs along sail at center chord of wing.
结论复合结构管可缩短脱管持续时间而安全脱管。
Conclusion the double-layered membrane tube can make the tube removal safer by shortening the removal time.
屋顶结构管桁架相贯连接，呈双向弧形放射状排布。
The structure pipe trusses on the roof are linked together, showing a two-way curved radial arrangement.
该设施将继续支持除了新油井管生产线的结构管市场。
The facility will continue to support the structural tubing market in addition to the new OCTG product line.
实验结果表明，无纬结构管件比有纬结构管件的轴向刚度略高些。
The experimental results show that the axial stiffness of unidirectionally wound tubes is a little higher than that of cross wound tubes.
实验结果表明，无纬结构管件比有纬结构管件的轴向刚度略高些。
The experimental results show that the axial stiffness of unidirectionally wound tubes is a little higher than that of cross wound tubes.
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