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