national grid 就是国家电网

来源: 于 2010-05-27 13:12:40 [旧帖] [给我悄悄话] 本文已被阅读：次

http://www.energysavingtrust.org.uk/Generate-your-own-energy/Sell-your-own-energy/Feed-in-Tariff-Clean-Energy-Cashback-scheme