飞行器的研制是包含多个分系统、涉及多个学科的复杂系统工程。
The research and development of vehicle is a complicated system engineering that includes many disciplines or subsystems.
飞行器的研制是包含多个分系统、涉及多个学科的复杂系统工程。
The research and development of vehicle is a complicated system engineering that includes many disciplines or subsystems.
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