压缩成形

单个单元压缩成形模拟的结果验证了该本构子程序的可靠性。

Further the accuracy of the subroutine was evaluated by the results of single element compression simulation .

采用浮动定位块使橡胶压缩成形，同时作出件器，简化了模具结构。中频压缩弯管成形研究

The float localizer presses the rubber and works as the ejector , so it simplifies the die structure . A study on forming mechanism of compressed-winding pipe using medium-frequency heating

载药后的压缩成形性仍很好，但不同的药物有一定的差别，茶碱的最好，盐酸文拉法辛最差；药物的溶解性、分子量、酸碱性对释放均有影响。

The compressibility after loading drug was still fine , but different drugs have some distinction , the theophylline was the best and the Venlafaxine Hydrochloride ( VH ) was opposite .

筒坯直径对黏性介质外压缩径成形的影响

Influence of tube blank diameter on necking forming under outer pressure in viscous medium

缩径区形状对粘性介质外压缩径成形的影响

Influence of the shape of necking area on the necking of viscous medium by outer pressure

用主应力法分析推导了管坯无芯推压缩口成形力的计算公式。

In this paper , the calculation formule of deformation force for hollow compressing is discribed with the main stress method .

有初始原岩应力的弹粘塑性岩土介质中圆柱形孔扩张问题解析解筒坯直径对黏性介质外压缩径成形的影响

Analytic solution of the cylindrical cavity in elastic-viscoplastic materials with initial stresses Influence of tube blank diameter on necking forming under outer pressure in viscous medium

介绍了采用轴向压缩胀形成形原理，生产高档建筑及制冷系统用薄壁紫铜管三通接头的成形工艺和模具结构。

Axial compress expander forming has been used to production of high-grade thin-wall three-way connection made of red copper used for building and refrigeration .

结论骨质疏松性椎体压缩骨折椎体成形术中利用过伸体位闭合复位可有效恢复椎体高度和矫正后凸畸形。

Conclusion In vertebroplasty , closed reduction in over-extending position is an efficacious method to restore the vertebral height and correct kyphosis for treatment of osteoporotic vertebral compression fractures .

断续加载面内弯曲是通过倾斜冲头对金属板带进行断续局部压缩来实现成形的一种自由锻过程，工艺参数的交互作用对弯曲半径的影响很大。

Incremental in-plane bending is a kind of free forging process by tilted punch compressing the metal plate to achieve partial forming . The interaction of process parameters has a great influence on the bending radius .

胸腰椎压缩性骨折椎体成形术疗效观察

Therapy effect of thoracic and lumbar vertebral compression fracture treated by vertebroplasty

方法2000年11月～2004年7月34例患者39个骨质疏松性椎体压缩骨折采用椎体成形术治疗。

Methods From November 2000 to July 2004,34 patients with 39 osteoporotic vertebral compression fractures were treated with vertebroplasty .

骨水泥注入椎体后壁破损型骨质疏松性椎体压缩性骨折椎体成形12例

Vertebroplasty treatment for vertebral osteoporotic compressive fracture induced by posterior vertebral-wall breakage with bone cement injection : A 12-case analysis