参考翻译
China will speed up development of the energy-saving industry and make it a pillar of the national economy by 2015.The State Council vowed in a statement to spur technological innovation,expand demand for energy-saving products and boost the environmental-protection service industry.According to the State Council, the value of the energy-saving industry's output will reach 4.5 trillion yuan by 2015,with an average annual growth rate of 15 percent.The govemment will play a leading role and allow the non-state capital to invest in energy-saving projects.China has committed to reducing its carbon emissions per unit of GDP by 40 to 45 percent by 2020 compared with the number in 2005.