Which of the following suits for energy-saving
A: Making thermal insulation for cooling and heating pipelines
B: Producing metal materials with mineral resource instead of metal scrapes
C: Long distance transmission of electric power
D: Using air conditioning system as much as possible
A: Making thermal insulation for cooling and heating pipelines
B: Producing metal materials with mineral resource instead of metal scrapes
C: Long distance transmission of electric power
D: Using air conditioning system as much as possible
举一反三
- Which of the following is irreplaceable resource? A: solar energy B: petroleum C: wind power D: tidal energy
- Which of the following accurately describes the meaning of redundant cooling？（） A: The source of cooling to a RAID system B: The cooling system in a redundant power supply C: A cooling system that can be installed in case of failure D: A second cooling system in case of a failure
- _____is not included in the system to be prepared when the main engine is preparing for the vehicle. A: Power system B: Lubricating oil system C: Compressed air system D: Air conditioning system
- The production process of thermal power plant is to convert () of fuel into electric energy. A: chemical energy B: heat energy C: mechanical energy D: kinetic energy
- Which is not one of the Five Elements? A: Air B: Metal C: Earth D: Wood