正常对照组、假手术组无旋转行为。

No rotary behavior appeared in the normal control group and sham operation group.

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空白对照组无旋转现象，病理学观察无异常现象。

In the blank control group, no rotation was observed, and there was no abnormality of pathological observation.

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想得到无旋转角度的拼接形状，则第一个选中的对象必需是水平的，因此形状组合时我们才要先选中叶子再选中其它形状。

Want no shape, the joining together of rotation Angle is the first selected object must be horizontal, so shape combination when we first select leaves and selected other shapes.

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