It follows from analysis that quasi - spline with arc triangle sectional profile has the advantages of easy to be machined and convenient to be measured.

通过分析证明，以圆弧三角形为截面廓形的类花键具有加工和测量方便等优点。

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The paper mainly analyses the chain track sectional profile of non chain drive mechanism of an importing miming machine and researches on its stress state deeply.

本文着重对引进采煤机无链牵引机构的链轨截面轮廓进行分析，并对其受力进行较深入的研究。

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Further, a catheter may be configured to have a cross sectional profile or a predefined flexibility along its entire length that causes the catheter to bend, curve or move in a predefined direction.

而且，导管可以配置为沿其整个长度具有截面轮廓或 预定的柔性，从而导致该导管在预定方向上弯曲、卷曲或移动。

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