Energy production in 2002 was encouraging,with 1,654 billion kilowatt-hours of electricity,up by 11.7 percent,1.38 billion tons of coal,up by 18.9 percent,and 167 million tons of crude oil,up by 1.8 percent.是什么意思_Energy production in 2002 was encouraging,with 1,654 billion kilowatt-hours of electricity,up by 11.7 percent,1.38 billion tons of coal,up by 18.9 percent,and 167 million tons of crude oil,up by 1.8 percent.在线翻译_英语_读音_用法_例句