What has changed are technological advances in aircraft engineering and control systems.

飞机工程和控制系统的技术进步使情况发生了改变。

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The contract includes systems engineering studies focusing on potential pod installation on the B-52H aircraft, as the designated demonstration airframe.

该合同包括集中于B - 52h飞机的潜在安装的系统工程研究，B - 52h作为指定的示范机身。

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I will explore this topic primarily by contrasting software construction with construction of traditional concrete, physical engineering systems, such as buildings, Bridges, ships, and aircraft.

我将主要通过对比软件建设和那些传统的、有形的、物理的工程系统建设(例如建筑、桥梁、轮船和飞行器)来探讨这一主题。

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Each of the department heads is an expert in one of the major ship departmental functions: Ship Operations, Intelligence, Propulsion, Engineering, Combat Systems, Supply, Air Operations, Aircraft Maintenance, Safety, Training, Navigation, Religious Ministries and Medical.

FORBES: What Is It Like To Be The Commanding Officer Of An Aircraft Carrier?