Taking the tooth shape chain board as the study object, its main parameters were measured.

系统以齿形链板为研究对象，对其主要参数进行测量。

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The tooth shape, fit and mark of clamping connection and pipe connection inch threads commonly used are introduced and their seal features.

介绍了常见的用于紧固联接英寸制螺纹和用于管道连接英寸制螺纹的牙形、配合和标识，以及管螺纹的密封特点。

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Applying this equivalent mechanism to make tooth-shape syn - thesis, the original, theoretic, and practical tooth shape equation is derived.

应用它的等效机构进行齿形综合，推导出中心轮齿廓的原始齿形、理论齿形和实际齿形方程序。

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This gene is expressed only in cells in primordia that are destined to become molars, so it is probably a gene that controls the shape of a tooth.

ECONOMIST: It may soon be possible for adults to grow new teeth

Of those on board, 25% had no significant tooth decay, leading Admiral Lippiett to suggest the "shape of their teeth was far better than in today's society".

BBC: NEWS | UK | Magazine | Just what did the Mary Rose tell us?