Theoretical analyses, numerical simulation and experiment were conducted to control and use wrinkles in tube hydroforming.
分析了加载路径、成形区长径比等因素对皱纹数量和工件成形效果的影响。
This paper accounts the forming cause of wrinkle on small square billet surface from some ways of steel grade,equipment process parameter and operation method,etc, and also puts up the striving direction for reducing wrinkle.
从钢种、设备、工艺参数、操作等几方面阐述了济钢一炼钢方坯表面皱纹的形成原因，提出了减少皱纹所采用的措施。
Cockle finish paper: Puckered finish to a sheet of paper, created through a creping machine. Also called Creped paper.
皱纸:经过起皱纹机造成有皱纹的纸。
A line or crease in the skin, as from age.
皱纹皮肤上的皱纹，如因年老而引起
To come together in wrinkles or furrows, as the brows.
皱（眉）收紧成纹状或皱纹，如额头
An irregular fold, crease, or wrinkle.
不规则折痕，不规则皱折，不规则皱纹
a proven challenge to wrinkles
消除皱纹，立见功效
a face furrowed by old age
因年老而起深皱纹的脸
He has a shrivelled face, ie with many wrinkles.
他脸上有很多皱纹.
His face is covered with lines.
他的脸上布满了皱纹。
His face is seamed with wrinkles.
他的脸上满是皱纹。
His face was thickly lined.
他脸上有很多皱纹。
There were deep furrows in the cheeks.
脸颊上有很深的皱纹。
To dry with no wrinkles when hung dripping wet.
滴干后保持不起皱纹
To form grooves or deep wrinkles in.
在…开出沟槽，使起深皱纹
The lines at the sides of the eyes were deepened.
眼角边的皱纹也加深了。
She is Beginning to get wrinkle round her eyes.
她的眼角开始出现皱纹。
resistive rippling instability
电阻性皱纹不稳定性
Wrinkles index advancing age.
皱纹显示出年岁在增加。
Analysis for Slow-Wave Characteristics of Corrugated Waveguide and Corrugated Groove Waveguide;
皱纹波导和皱纹槽波导的慢波特性分析