Unit 1 Making machines Learning objectives Focus Warm-up Task 1Why did the human being make machine Task 2Simple machines Task 3 Powering machines Task 4Machines of the industrial revolution Task 5Machines in the modern world Exercise Extended reading Translation skill 参考译文
Unit 2 Fuels and combustion Learning objectives Focus Warm-up Task 1Combustion Task 2 Solid fuels Task 3 Liquid fuels Task 4Gaseous fuels Task 5 Heating systems New words and expressions Exercise Extended reading Translation skills 参考译文
Unit 3 Engines driver for power Learning objectives Focus Warm-up Task 1 Steam engines Task 2 Principles of steam turbine Task 3 Gas turbine Task 4 Wind turbine Task 5 Fuel cells Exercises Extended reading Translation skill 参考译文
Unit 4 Renewable Energy Learning objectives Focus Warm-up Task 1 How is green or renewable energy defined? Task 2 Why has renewable energy been neglected until fairly recently? Task 3 Which renewable energy sources hold the greatest promise? Task 4Who are the world leaders in renewable energy?' Task 5What is our likely energy future? Exercises Extended reading Translation skill 参考译文
Unit 5Solar Learning objectives Focus Warm-upTask 1 Solar power Task 2 Solar resource Task 3Solar thermal Task 4Photovoltaics Task 5 Energy storage Exercises Extended reading Translation skill 参考译文
Unit 6 Wind energy Learning objectives Focus Warm-up Task 1 Introduction and historical uses Task 2Wind characteristics and resources Task 3 Wind turbines Task 4 Wind farms Task 5 Environmental impacts Exercises Extended reading Translation skill 参考译文
以下为对购买帮助不大的评价