The inmost Envelope is where the agile team works to execute the; software development, unit testing, component testing, integration testing and defect resolution.
最里面的信封是由敏捷团队来执行的工作：软件开发、单元测试、组件测试、集成测试和缺陷修正。
Load testing to the point of breaking the server(s) lets you know the performance envelope of you systems.
将负载加到最大，直到服务器运行中止，这样做可以发现系统的性能极限。
Other recent accomplishments include expanding the ceiling envelope to 14,000 feet, flight testing with external weapon stores.
近期完成的其他测试还包括14000英尺高度飞行，携带外部武器载荷进行飞行测试。
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