Analyzing the back curve of human body, fitting of the back curve, fixing the constraint conditions, the seat back curve which is more conformed to physiological principle is obtained.

分析人体背部曲线，并对座椅靠背曲线进行拟合，确定关键点的约束条件，从而得出更符合人体生理曲线的座椅靠背曲线。

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This paper introduces the measuring sample layout of the back curve, when the back curve is round, the radius can be any value or given value for realizing its flexibility of application.

介绍回头曲线采用圆曲线时，其半径以任意值和指定值的测量放样，以达到灵活应用的目的。

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Then I go clockwise along the inside curve, then back along the slit.

再顺时针沿着里面的曲线走，又回到这个裂口。

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Viacom studio Paramount Pictures likely wants to make sure it cashes in on Bieber before the high-flying star begins to curve back to Earth.

FORBES

The gray metal "seats" ran along the sides of a curved plane that forced you to curve your back to sit.

CNN: STORY HIGHLIGHTS

On the surface, this daring Japanese-made smartphone darling cuts a dangerous figure, assuming a dual identity reinforced by the rigidity of its '80s-esque, hard-lined facial perimeter and the seductive curve of its aluminum back that all but screams contemporary industrial design.

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