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- A visual or audible signaling device, operated by relays, which indicates conditions of associated circuits. 用继电器操作的一种可视信号或音响信号装置,用以指示有关电路的情况。
- A visual or audible signaling device,operated by relays,which indicates conditions of associated circuits. 用继电器操作的一种可视信号或音响信号装置，用以指示有关电路的情况。
- audible signalling device 音频信号器件, 音响信号装置
- audible signal device 音响信号装置
- Communication of audible signals encoded in electromagnetic waves. 无线通讯以电磁波密码进行的可听信号的联络
- audible signaling device 音频信号器件, 音响信号装置
- Audible Signal Devices 音响信号装置
- A signaling device enclosed in a casing. 包装上的指示装置。
- At the core of the alpha electronic system is a unique personal monitoring and signal device called alphaSCOUT. 在电子系统叫alphaSCOUT的独一人工监测仪和显著设备的Alpha的核心。
- A method of requesting specific types of data input from a terminal user by visual messages and, sometimes, audible signals. 用屏幕显示电文，有时还用音响信号请求终端用户输入规定类型数据的一种方法。
- Development of a New Mine Audible and Visual Signal Device 新型矿用电子声光信号装置的研制
- One that announces, especially an electrical signaling device used in hotels or offices to indicate the sources of calls on a switchboard. 信号器，示号器宣告物，尤指饭店或办公室中使用的一种电子信号装置，用来指示交换台上的呼叫信号来源
- An electric signaling device, such as a doorbell, that makes a buzzing sound. 蜂鸣器可以发出嗡嗡声的一种电子信号装置，如门铃
- One example has become a well-understood signalling device for who is visiting China: the rental of a huge billboard on the road between Beijing airport and the city to advertise a firm's products. 一个事例已经成为为来华访问的人众所周之的标志设备：在北京机场和城市间一个租用的用来宣传某家公司产品的巨幅广告牌。
- A brief introduction is made of the design,operating principle, use and maintenance of the signalling device, as well as the significance of using such a device at coal face for safety production. 介绍了本安型声光信号装置的结构组成、工作原理、使用情况及维护性能，指出了应用在水采工作面对安全生产的重要意义。
- Analog Synchronization A synchronization control system in which the relationship between the actual phase error between clocks and the error signal device is a continuous function over a given range. 模拟同步一种同步控制系统,在指定范围内,实际的时钟相位差和设备误差信号之间的关系是连续的。
- The Electric Point Machine (EPM) is an important one of railway electrical signal devices. 道岔转辙机是一种重要的铁路电气设备，它是以电动机为动力改变道岔开通方向，并能反映道岔位置状态。
- A usually audible discharge of intestinal gas. 屁从肠内排出的(通常有声音的)气体
- Illuminating surface of a signalling device 信号装置的光照面
- Products to be displayed Multi-Visual Light Bars, Siren amplifiers and other Signal devices for police car, ambulance, etc. 车辆警示灯,警报器,其他各种报警产品。
