后关

• Unnecessary energy consumption was cut as far as possible by a series of housekeeping measures such as setting a higher room temperature for cooling systems or reducing water temperature for gas boilers , shortening the operation hours of lifts , and routine checking to switch off lights and air conditioners outside office hours
  为尽量减少不必要的能源耗用量，警队已采取一系列环保内务管理措施，如调高冷却系统的温度或减低气体锅炉的水温、缩短升降机的运作时间，以及经常巡视，确保电灯和冷气机在办公时间后关掉。