1)  u-shaped section
U形断面
2)  U-shaped
U形
1.
Based on structure analysis of metal bellows,load bearing capacity and displacement compensation capacity of Ω-shaped bellows and U-shaped bellows were compared.
在对阀门用金属波纹管有限元结构分析的基础上,比较了Ω形和U形金属波纹管承载和变形补偿能力。
3)  U-shaped bending
U形弯曲
1.
Study on spring back of U-shaped bending of aluminum alloy sheet;
铝合金板材U形弯曲回弹研究
2.
Effect of blankholder pressure on the spring-back in U-shaped bending of sheet material;
压边力对板料U形弯曲回弹的影响
4)  U-bending
U形弯曲
1.
The influence of process parameters on shape of product and forming load of U-bending;
U形弯曲工艺参数对制件形状和成形载荷的影响
2.
Experimental Study the Rebound of Wide Sheet U-bending without Edge Pressure;
无边压力时宽板U形弯曲的回弹实验研究
3.
Bye the instance of the U-bending,this paper analyses how the construction of the bending die will impact the surface finish of the bending part,proposes some construction of the U-bending die for improving the surface finish of the bending part.
以U形弯曲为例,分析了弯曲模结构对弯曲件表面质量的影响,提出了提高工件表面质量的几种弯曲模结构方案,并着重介绍了其设计要点。
5)  U-bent
U形环
1.
The corrosion behavior of API X52 steel in H_2S/CO_2 saturated NaCl solution was investigated by means of weight loss test , electrochemical measures, U-bent and surface analysis techniques, such as SEM, EDS and XRD.
通过失重法、电化学方法、U形环实验和表面分析(SEM、EDS、XRD)技术对API X52钢在H_2S/CO_2饱和的NaCl溶液中的腐蚀行为进行了研究。
6)  U tube bundle
U形管束
1.
In this paper, the structure features and home-made solution scheme of U tube bundle in imported condenser for the products resulted from evaporator were described in detail.
详细论述了进口设备蒸发器生成物冷凝器内的U形管束结构特点,以及国产化解决方案。
参考词条
补充资料：含氟异形断面纤维
分子式：
CAS号：

性质：主要指非圆形断面的热塑性含氟纤维。品种有四氟乙烯-乙烯、四氟乙烯-全氟烷基乙烯基醚及乙烯-三氟氯乙烯等共聚纤维，截面以八角形为主，由于有许多尖角，摩擦系数明显减小，易与其他纤维或树脂混合，黏合性好，它还有气液分离功能。纤度各为167.111和556dtex，强度各为2.6、0.9和1.4cN/dtex，伸长率各为18%、17%和13%。制法是将含氟树脂用异形喷丝板熔纺和热拉伸而得。用于消雾器填料、混纺纱、复合材料增强剂和滑动材料等。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。