1) shape of necking area
缩径区形状
1.
Influence of the shape of necking area on the necking of viscous medium by outer pressure
缩径区形状对粘性介质外压缩径成形的影响
2) sink-bulging
缩径-胀形
3) necking length
缩径区长度
1.
Influence of necking length on viscous medium outer pressure necking forming;
缩径区长度对粘性介质外压缩径成形的影响
2.
In this paper,experiment and finite element methods are adopted to analyze the problems of influence of different necking length on the process in viscous medium outer pressure necking.
本文针对不同缩径区长度对粘性介质外压缩径过程的影响问题,采用试验和有限元方法进行了分析,得到了不同缩径区长度条件下1Cr18Ni9Ti 薄壁管的极限缩径量及应力与应变的分布规律。
4) shape of the melten zone
熔区形状
5) region-shape
区域形状
1.
For reducing data redundancy of MPEG-7 visual region-shape descriptors,firstly,the method of Angular Radial Transform(ART) coefficient algorithm implementation is proposed under discrete condition.
为了降低MPEG-7区域形状描述子-角半径变换(ART)的数据冗余,首先提出在新的离散情况下ART变换的算法实现方法;然后利用极坐标系的对称性和三角函数性质,提出了新的只需计算图像区域形状大小1/4的ART变换快速算法。
6) theta-pinch geometry
θ箍缩形状
补充资料：胀缩宇宙模型
见开放宇宙模型。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条