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;
The clamping apparatus comprises a base and an engine mounting bracket fixed on the base, wherein, the engine mounting bracket is provided with a right-angle bracket; 包括底座和固定在底座上的发动机安装支架,在发动机安装支架上安装有直角支架;
The Influence of Different Base Designs and Adhesives on the Bond Strength of Metallic Orthodontic Bracket 不同底板结构及黏接剂对托槽粘接强度的影响
Objective The purpose of this study was to investigate the influence of different base designs and adhesives on the bond strength of metallic orthodontic bracket. 目的观察不同种类的底板结构及黏接剂对金属托槽粘接强度的影响。