In addition, the Canned Motor rotation direction can be automatically detected.

此外，屏蔽电泵的转动方向也能自动检测。

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Conversely, their absolute configuration can be deduced from the optical rotation direction.

反之，由旋光方向可以推断其绝对构型。

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The gear wheel is used to complete the rotation speed of the upper and lower rollers, but the rotation direction is opposite.

采用扇形不完全齿轮传动送料轮轴上的齿轮来完成，上、下滚轮的转速相同，但旋转方向相反。

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Testing a similar crystal, the scientists proved that by rotation it was possible to find the point where the two beams converge - indicating the direction of the Sun.

BBC: 'Viking sunstone' found in shipwreck