專利
學年期 | 標題 | Sdgs | 更新時間 |
---|---|---|---|
102 / 2 | Potential energy regenerating system and method and electricity regenerating system and method | 2015-03-12 |
學年期 | 標題 | Sdgs | 更新時間 |
---|---|---|---|
102 / 2 | Potential energy regenerating system and method and electricity regenerating system and method | 2015-03-12 |