我们可以通过击打母球中心的左右来获得侧旋。

This is achieved by striking left or right of the centre of the cue-ball.

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前国家女排队员崔咏梅在国内的大赛中运用跳发侧旋球技术并获得很好的效果。

Cui Yongmei-the ex-player of national women 's team has used the the new side-spin serving with jumping and achieved great results in domestic tournaments.

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本文还介绍了为提高复合片钻头经济指标的钻头参数设计问题，如负前角，侧旋角等。

This paper also discusses bit parameter design to improve the economy of PDC bits, such as negative rake Angle and side rotation Angle.

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