http://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/ Engadget 中国版 Comments for 靠重力发电的立灯 http://cn.engadget.com/media/feedlogo.gif http://cn.engadget.com en-us Copyright 2008 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/http://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/May 12th 2008 8:06AMhttp://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/http://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/May 12th 2008 9:51AMhttp://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/http://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/May 12th 2008 11:30AMhttp://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/http://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/May 12th 2008 9:36PMhttp://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/http://cn.engadget.com/2008/05/12/powers-light-via-hanging-weight/May 13th 2008 5:43PM