DOZOR J M.ENGEL B B.KILEY J E Modeling,optimization,and control of magnetostrictive high force to mass ratio reaction mass actuators 1997是什么意思_DOZOR J M.ENGEL B B.KILEY J E Modeling,optimization,and control of magnetostrictive high force to mass ratio reaction mass actuators 1997在线翻译_英语_读音_用法_例句