A CNC machine for making boxshaped parts with metal sheets using the specific bending process and synchronous electrohydraulic control technique is described.
研究了四边折边机数控系统分布式控制结构及模块化的软件结构，提出了提高系统可靠性的措施。
Based on the description, input, graphic display, process analysis, process simulation, and automatic programming for the bending of a workpiece, the realization by the automatic programming system for a CNC machine for making boxshaped parts with metal sheets to automatically generate and check the process control codes according to process graphs and charts is discussed.
从折弯工件的描述、输入、图形显示、工艺分析、过程仿真、自动编程等方面着手，分析了实现从工艺图纸到过程控制代码的自动生成及校验的数控四边折边机自动编程系
This paper presents the research process,measures and methods taken for the research of domestic stepless variable drive for edgefold machine and how to solve the problems during the researc
主要介绍折边机国产无级调速机构的研制过程，采取的措施、方法以及怎样解决研制过程中遇到的问题。
Folding machine. Dimensions and operating clearance area can be specified.
折边机。可以指定尺寸和操作净空面积。
The machine apply for leather handbags or instep folding turn edging.
该机适合皮革、皮包、鞋面折边、翻边。
Fold over the edge to make a hem
把边折起来作成折边
We use different kinds of press machines. We can roll, bend, or flange a plate.
我们有不同种类的冲、压机械。可滚压，弯制和折边。
The machine uses therm-cementing and can also fold the edges glued leather.
该机采用热溶胶，亦可进行已上胶皮件之折边。
Turn under the raw edge of the bias strip 0.6cm (1/4 inch) and plain hem, picking up the machine stitches.
折0.6cm(1/4英寸)牵条毛边,用包缝缘边针法,挑起机缝线迹。
a cloth edge that had Been lapped and sewn to make a hem.
布料边缘折叠起来并缝成折边
To secure hand-finished waistbands, tailored buttonhole facings, and bindings use a variation of this hem stitch, picking up the machine stitches instead of the folded edge.
为了使手工整修的腰带、西装纽洞贴边牢固,卷边针法可变化,挑起机缝线迹而不是折边。
The chauffeur came out, folding up the papers and putting them in the inside pocket of his coat.
司机走出来，（一边）把证件折好，放进上衣里面的口袋。
Hemming, Covering, Piping, Three basic Functions in one, Flexing, Cost Saving machine.
折下摆、压拷克骨、边三种基本功能合一的多功能、换容易之省钱机种。
folding camera (with bellows)
光折合式照相机（带折箱）
sew a seam by folding the edges.
把边折起来进行缝制。
But the hem's all crooked.
但这折边都扭歪了。
Fold away the table and lean it against the wall.
把桌子折起立到墙边。
Doubleback the edge before sewing.
在缝纫前把边对折起来。
Rough edges must be lapped over.
毛边必须折叠起来。
Combination folder: A machine combining a knife and buckle folder.
混合式折纸机:结合刀式折和栅栏式折的折纸机。
Turn up that skirt and make a fresh hem.
把裙子折一点起来缝一条新的折边。