propelle推进器, 螺旋将propelv.推进；驱使propellant transfer system推进剂输送系统propellant oxidizing agent推进剂氧化剂propellant weight fraction推进剂重量比propellants and explosives火炸药propelling the development推动发展Propellant Actuated Device推进剂驱动装置propel the society forward推动社会向前发展Propellant Loading Exercise推进剂加注演习propellant burning velocity推进剂燃烧速度Propellant Rocket Intercept固体火箭拦截