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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 signaling 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
- A signaling device enclosed in a casing. 包装上的指示装置。
- audible signalling device 音频信号器件, 音响信号装置
- Audible Signal Devices 音响信号装置
- 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
- 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。
- 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。
- 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
- Pack emergency signaling devices, and know ahead of time the location of the nearest telephone or ranger station in case an emergency does occur on your trip. 带著紧急时发出信号的器具;且要事先知道离所在区域最近的电话或者国家公园管理站;以便在旅途中紧急时利用.
- 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
- Study in New Type Signaling Device for Mine Hoists 新型矿井提升机信号装置的研究
- 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
- Visual Distress Signaling Device 目视遇难/险信号发射器