Design theory and method of space earth observation optical system 并列题名：Design theory and method of space earth observation optical system Design theory and method of free piston engine generator system Design theory and method of highway traffic safety facility system Coupling design theory and method of complex electromechanical system Modern design theory and method of full-face tunnel boring machine cutterhead system 并列题名：Design theory and method of free piston engine generator system Design theory and methods on armament technology system of systems 并列题名：Modern design theory and method of full-face tunnel boring machine cutterhead system Basic theory and design of synchronous generator excitation system