林百鴻邱義雄2014-10-272014-10-272006-05-??http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/10560拋體運動平拋斜拋易於自製的空氣砲The Easily-Constructed Air-Driven Cannon--The Useful Experimental Apparatus for Projectile Motions