例句
1. 商品化可再生能源量在一次能源结构中的比例逐步提高。电力发展迅速，装机容量和发电量分别达到6.22亿千瓦和2.87万亿千瓦时，均列世界第二位。
1. The proportion of commercial renewable energy in the structure of primary energy keeps rising. The electricity sector also reported speedy growth in 2006. The installed capacity reached 622 million kw, and the amount of power generated was 2,870 billion kwh, both ranking second in the world.