common drive meaning in Chinese

公同传动
公用传动设备
合用传动设备
联动装置共用传动设备

Next , the technology of mems , the application of mems on optic communication was briefly introduced . then , the status quo of mems optic switch was summarized , the existent problem was brought forward , the common drive mode was put forward . finally , the purpose and method of this paper was presented
首先对光开关市场及发展进行调研，其次简单介绍mems技术及mems技术在光通讯中的应用，接着概述mems光开关研究现状，提出mems光开关现存在的问题，探讨静电和电磁驱动方式，最后提出课题的意文、主要内容和研究方法。