The utility model relates to a rectangular tube lead-acid accumulator.
一种方矩形管式铅酸蓄电池。
Aiming at the deficiency of rectangular tube drawing process, the forming process was optimized from two aspects.
针对矩形管拉拔成形中出现的不足，本文从两个方面对矩形管拉拔成形过程进行优化。
The achievements of our research groups on the behaviors of concrete-filled steel rectangular tube columns under fire conditions are introduced.
简要介绍了关于火灾下矩形钢管混凝土柱力学性能的研究成果。
In this paper, a 3-d parametric finite element model for a pressurized cylinder with a long rectangular tube joint was established using the finite element software FEPG.
在本论文中，运用有限元软件FEPG建立了带长矩形接管受压圆筒体的三维参数化有限元模型。
The invention relates to a double-rectangular tube restraining type assembled buckling-restrained brace with an H-shaped cross section, belonging to the technical field of structural engineering.
双矩形管约束型H形截面装配式防屈曲耗能支撑，属于结构工程技术领域。
The domestic research on rectangular-tube flange connection is completely blank, and no design method is given in foreign references.
方管法兰连接的研究在国内几乎是空白，国内外的相关资料中也没有给出成熟的设计方法。
The domestic research on rectangular-tube flange connection is completely blank, and no design method is given in foreign references.
方管法兰连接的研究在国内几乎是空白，国内外的相关资料中也没有给出成熟的设计方法。
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