新型预应力结构镦粗模|专家技术频道|电子制造设备网 关键词 预应力结构 镦粗模 塑性圈 参数计算 [gap=378]Key words pre-stress structure, upsetting die, plastic ring, data calculation
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pre-stress steel structure 预应力钢结构
pre-stress concrete structure 预应力混凝土结构
pre-stress cable-frame structure 预应力索桁结构
pre-stress spatial steel structure 预应力空间钢结构
The calculating theory and designing method of pre-stress reinforcement concrete structure plasticity is one of thorny problem that the theory circle and project circle pays close attention to.
预应力混凝土结构塑性计算理论与设计方法是理论界和工程界十分关注且较为棘手的问题之一。
The deep well coal road cable of small diameter hole and high pre-tension structure and craft were studied according to the condition of high stress and composite roof in Fengcheng coal field.
结合丰城矿区高地应力、合顶板等复杂地质条件，研究深井条件下煤巷锚索采用小孔径、加高预应力的结构形式和施工工艺。
The distribution of pre-stress in the multi-layer structure is related to the global and local rigidity, the contact area and the clearance of superimposition.
结构内部的预紧力的大小和分布与结构的整体刚度、结合部位的局部刚度、过盈配合间隙、接触面积等因素有关。
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