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
back-up emergency house light
后备紧急场内照明灯；观众席后备紧急照明灯
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
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。
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
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
install a heating or lighting system
安装暖气或照明设备
Lighting fixture must be installed at once.
必须立即安装照明设备。
decorative chandeliers & luminaires
装饰花灯与照明设备
The method or equipment used to provide artificial illumination.
照明设备用来提供人工照明的设备或方法
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
lighting set of a kind used for Christmas trees
圣诞树用的成套照明设备
a concealed lighting_fixture.
一种隐秘的照明固定设备。
an industry devoted to manufacturing and selling and installing lighting.
制造、出售和安装照明设备的行业。