change over switch for emergency lighting

用法例句

The importance of emergency illumination is demonstrated.

论述了应急照明的重要性，同时也介绍了应急照明灯具以及电源的技术和安全要求。

Discussion on the Choice of Power Supply for Emergency Lighting;

浅谈应急照明电源的选择

Discussion on Issues in Fire Emergency Lighting System;

消防应急照明系统中有关问题探讨

emergency panel lights switch

仪表板应急照明电门

non-maintained emergency lighting

非常开应急照明装置

There should be a reliable electricity supply and emergency lighting.

有可靠的电力供应和应急照明。

Safety requirements of luminaires for emergency lighting

GB7000.2-1996应急照明灯具安全要求

Requirement for Self-contained Luminaries Emergency Lighting System

独立应急照明系统的规定

In the event of a power failure the emergency lighting comes on automatically.

万一停电，应急照明设备会自动开启。

Setting and use of the high-level in hospital sickroom's emergency lighting system

高层住院病房应急照明的设置与使用

Application of Intelligent Emergency Lighting System in the Civil Buildings Design

智能应急照明系统在民用建筑设计中的应用

Classification of Emergency Lighting and Problem Analysis in Practical Design

应急照明的分类及设计实践中的问题分析

Fast switching emergency light power supply based on safety of highway tunnel and application

基于公路隧道安全的快速切换应急照明电源及应用

Is emergency lighting for mustering and abandonment tested at each abandon ship drill?

在每次弃船演习时，是否试验过用于集合与弃船的应急照明系统？

The enterprise guangzhou pukon lighting electric appliance industry co., ltd. offers possibilities within the range Emergency lamps and Grating as well as Grating.

公司提供应急照明光源和网栅以及格形栅板范围内的可行性方案。

Cadmium in consumer batteries will be banned, but cordless power tools, medical equipment, emergency lighting and alarm systems will be exempt.

消费型电池中将禁止使用镉，但是在无线电动工具，医疗设备，应急照明和警报系统暂时例外。

If there are not two independent sources of electricity for lighting, additional lighting should be provided by properly constructed lamps or lighting apparatus for emergency use.

如果没有两个独立的照明电源，应通过适当建造的灯具或照明装置提供应急使用的附加照明。

back-up emergency house light

后备紧急场内照明灯；观众席后备紧急照明灯

Fix up an emergency mast

发明一种应急构成杆。

liability for light and power

应付照明和动力费用

We should minister to the wants of a sickman.

我们应随时照应病人之急需。