A recently reported Year-In-Review of Aerospace America has reported ARRC’s research in hybrid rocket propulsion using cheap and simple ball valve for precise throttling of H2O2¬/Plastic hybrid rocket engine. Cheers!A recently reported Year-In-Review of Aerospace America has reported ARRC’s research in hybrid rocket propulsion using cheap and simple ball valve for precise throttling of H2O2¬/Plastic hybrid rocket engine. Cheers! 2019 年 1 月 6 日2019 年 1 月 6 日| 吳 宗信吳 宗信| 0 Comment | 下午 9:02 A recently reported Year-In-Review of Aerospace America […] Read MoreRead More