This article is mainly discuss folding Angle, crease line, body-board's height of auto-bend tray-type carton, which supplies mathematic model for the development of carton package CAD.

本文讨论了盘式自动折叠纸盒的折叠角及体板高度等数学问题，为该类包装纸盒CAD开发建立了有效的数学模型。

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To make clean straight folds in cardboard, first make a crease along the line with a blunt edge such as a spoon handle, then fold against a firm straight edge.

为了使清洁直纸板折叠，先如勺子处理沿钝边行折痕，然后对折直边坚定。

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This paper reported the normal parameter of palmarmiddle crease and healthful line of 460 cases of Man nationality in Liaoning region.

本文对辽宁地区460名满族人的掌中褶和健康线进行调查。

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Following the decision to refer Michael Beer's "dismissal" of Cook that proved to be a no-ball and denied the spinner a maiden Test wicket, Johnson revealed that the front line of the popping crease is not of paramount concern during practice.

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The seamer found the ideal line and length outside off stump, rooting Cook to his crease as his bat fended the ball to second slip and bringing the under-fire Collingwood to the crease.

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Okposo's shot actually sailed wide of Pittsburgh goaltender Marc-Andre Fleury but caromed off the end boards then back to the crease, where it rolled off Fleury's pads and across the goal line.

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