音响信号

WDQ型雾笛控制器是用于控制船舶雾笛在航行时自动发出周期性的音响信号，也可采用手动按钮发送信号。

WDQ Series Fog Horn Controller can automatically send timely signal as well as by hand button when the vessel is sailing .

少油断路器调整用音响信号电路设计

Design of Sounder Circuit Used for Adjusting Oil-minimum Breakers

最后制成适宜无机械动力船只使用的音响信号器具。

Finally a sound signal appliance used in fishing boats without power is developed .

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。

A method of requesting specific types of data input from a terminal user by visual messages and , sometimes , audible signals .

国家用于人民防空通信的专用频率和防空警报音响信号，任何组织或者个人不得占用、混同。

No organizations or individuals may use the same frequency or the same acoustic signals as those specially used by the State for civil air defense communications or air defense warning .

叙述了采用可编程控制器控制变电所中央信号系统的原理，并以两路事故信号、两路预告信号为例，讨论了由可编程控制器实现事故音响信号、预告信号、灯光信号的过程。

The principle of central signal system of substation controlled by programmable controller is introduced . To set two routes accidental signal and forecasting signal as example , the process of accidental signal and forecasting signal and lighting controlled by programmable controller are discussed .

用于空调房间电气线路，乘客和货物的提升，通用等设备的故障、灯光、音响、信号，也可以用于连接ON/OFF辅助接点。

Electrical circuit for the air-conditioned rooms , passenger and goods lifts , general and other equipment failures , lighting , sound , the signal can also be used to connect ON / OFF auxiliary contacts .

电动火警报警器，装有音响或视觉信号装置

Fire-alarm , electric , incorporating sound or visual signaling devices

因此，在以艺术歌唱音响效果为信号的歌唱听觉活动中，将会因为传播媒介的不同而产生三种不同的客观听觉感知类型。

Therefore , the art of singing songs sound as the signal event of hearing will be because of the different media generated perception of three different types of objective hearing .