Special reflector and bracket were designed and proper calibrating step was adopted to ensure the light path work steadily and accurately.

在光路设计上，通过设计专用的反射镜、支架并采用合理校准步骤，确保光路准确稳定地工作。

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The utility model discloses a stage head-shaking fog machine, which comprises a fog machine body, a step motor, a base, and a fog machine bracket;

本实用新型公开了一种舞台摇头烟雾机。本实用新型主要由烟雾机本体、 步进电机、底座及烟雾机支架构成；

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The placement of the incisor teeth bracket was in the middle of the clinical crown, and retention arch wire was straight wire without step bends.

其最大特点是既反映大多数牙的临床牙冠中点，又对某些牙位托槽位置进行了调整，实现了无弓丝弯曲的直丝弓矫治目的。

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