The utility model relates to a rectangular tube lead-acid accumulator.
一种方矩形管式铅酸蓄电池。
A vertical stiffening rib joint is suitable for rectangular steel tube column with smaller section to H-beam connection.
垂直加劲肋节点适用于柱截面较小的方钢管(矩形管)柱和H型钢梁节点。
In this paper, a theoretical study for the local buckling of the concrete filled rectangular steel tube subjected to axis force is presented.
本文对矩形钢管混凝土轴压柱钢管壁的局部屈曲性能进行了理论分析研究。
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