This article suggests that lighting power density (LPD) should become the evaluating index of tunnels energy-saving lighting.

该文建议应采用照明功率密度(LPD)作为隧道照明的节能评价指标。

youdao

LED street lamps, tunnel lights, outdoor landscape lights, outdoor lighting systems, protection of LED outdoor lighting power supply system from lightning damage.

应用于LED路灯，隧道灯，户外景观灯等众多户外照明系统，保护LED户外照明供电系统免遭雷击损坏。

youdao

This series of distribution box can be used as lighting power and electric motor controlling to avoid the overloading, electricity leaking, short-circuit of circuit system.

本系列配电箱可作为动力照明、电动机控制，对电路进行过载、漏电及短路保护之用。

youdao

This is used for lighting and power in the building with any surplus sold back to the electricity company.

BBC: Solar power for City Works centre in Gloucester

The GSA announced this week that trials of workstation lighting controls and advanced power strips dramatically reduced electricity use in federal buildings.

FORBES: GSA Tests Energy-Slashing Technologies To Deploy In 10,000 Federal Buildings

About half an hour later, neighbouring Monklands Hospital was also hit by power cuts affecting lighting systems in the accident and emergency department.

BBC: Storm hits homes and hospitals