求翻译：设计台式电风扇的摇头装置要求能左右摇转并可调节俯仰角。以实现一个动力下扇叶旋转和摇头动作的联合运动效果。本文分析了台式电风扇的摇头装置设计任务及结构工艺特点，介绍了工作过程，工作原理，阐述了功能分解，机构选用，离合器的选用，机构设计，传动方案设计及相关计算等。是什么意思？

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Designs the table model electric fan to shake the head the installment request to be able the yaw and may adjust the angle of pitch.Realizes under a power the fan blade to revolve and to shake the head the movement union movement effect.This article analyzed the table model electric fan to shake the

Design desktop electric fans shaking device requirements can yaw and pitch angle adjustable. In order to achieve a power fan blades rotate and shake their heads under the actions of the joint motion effect. This paper analyzes the table fan shook his head design tasks and structure of technical char

Design desktop electric fans shaking device requirements can yaw and pitch angle adjustable. In order to achieve a power fan blades rotate and shake their heads under the actions of the joint motion effect. This paper analyzes the table fan shook his head design tasks and structure of technical char