Loading trajectory is the key factor for aircraft skin stretch forming.

加载轨迹是决定飞机蒙皮拉伸成形质量的关键因素。

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Objective: To observe the source and proportion of generation of new extra skin with skin stretch.

目的：研究皮肤伸展术中“额外皮肤”的来源及所占比例。

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To study the deformation behavior of skin parts during the process of stretch-forming, a 1mn numerical control skin stretch forming testing system was developed.

为研究蒙皮零件在拉伸成形过程中的变形行为，自行研制开发了1 MN数控蒙皮拉伸成形试验机系统。

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Since every pregnancy brings physical changes -- your breasts swell, your joints ache, your skin may develop blotches or stretch marks -- the symptoms of cancer can easily be overlooked.

CNN: Pregnant with cancer

Calling my bluff, Ricardo navigated into a flat stretch of water and told me to check my skin for open cuts (piranha bait).

BBC: Taming the heart of the Peruvian Amazon

He filmed the beads of sweat provoked by the sun, probably even her pores although that smooth, uniform skin seemed to have no pores, no folds or bumps, and not a single stretch mark marred her buttocks.

NEWYORKER: While the Women Are Sleeping