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机译:走出这个世界

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摘要

A project to design and build a satellite is no different from many other large-scale engineering projects. It involves managing a complex programme with many subcontractors and meeting a tight schedule under challenging financial constraints. With satellite programmes taking anywhere between a couple of years and a decade to complete and costs ranging from a few hundred million dollars to several billion, they could be likened to building a bridge or instal-lating a light-rail system. Satellites, like buildings, are unique. But satellites have to operate in the harsh thermal, vacuum and radiation environment of space, for up to 20 years, without a service call. This presents a special challenge to both design engineers and project managers.
机译:设计和制造卫星的项目与许多其他大型工程项目没有什么不同。它涉及与许多分包商一起管理复杂的计划,并在充满挑战的财务约束下满足紧张的时间表。卫星计划需要花费几年到十年的时间才能完成,成本从几亿美元到数十亿美元不等,可以比喻为建造桥梁或安装轻轨系统。卫星像建筑物一样,是独一无二的。但是,卫星必须在恶劣的热,真空和辐射环境中运行长达20年,而无需维修服务。这给设计工程师和项目经理都带来了特殊的挑战。

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