guest Moderator 管理成员 注册 2002-10-07 消息 402,304 荣誉分数 76 声望点数 0 2011-12-07 #1 Ontario's environmental watchdog says the province has no idea if its hydro 'smart meters' are having any effect on electricity conservation. 查看新闻全文...
Ontario's environmental watchdog says the province has no idea if its hydro 'smart meters' are having any effect on electricity conservation. 查看新闻全文...
