小型开关 meaning in English

miniature switch
nut switch

Shipbuilding - watertight type small switches
造船.水密型小型开关
Control switch and light
8mm a8系列小型开关和指示灯
Small switches for indoor use
室内用小型开关
This paper have discussed in detail the automtibile that becomes by pic single flat organization travel the basically working principle of recorder systematic overall design , the interface design of memory and single flat machine , the interface design of the single flat machine and clock of real time , speed sensor design and the small - sized switch design of power source , systematic hardware and software realization method , as well as software process and data form the design of the user interface stipulated
本文详细论述了由pic单片机构成的汽车行驶记录仪系统的整体设计、单片机与存储器的接口设计、单片机与实时时钟的接口设计、速度传感器设计、小型开关电源设计的基本工作原理，系统硬件及软件实现方法，以及软件流程、数据格式约定和用户界面的设计。