词汇	technologic contribution
释义	technologic contribution 技术成就
随便看	elliptic orbit constellation elliptic orbiting capture elliptic orbiting velocity elliptic orbit life Elliptic orbit rendezvou elliptic oscillation elliptic-parabolic coupled system elliptic paraboloid elliptic-paraboloid elliptic paraboloid of revolution elliptic paraboloid shell elliptic parallel elliptic partial differential equation Elliptic Partial Differential Equations elliptic partial differential operator elliptic partial differential operators elliptic PDE elliptic PDEs elliptic pencil of circle elliptic pendulum elliptic periodic solution elliptic periodic solutions elliptic pin elliptic piston elliptic plane