This flight marks the start of Northrop Grumman Corp. 's E-8C-specific military air worthiness certification test program - scheduled to last till next spring.

此次飞行，标志着诺斯罗普·格鲁曼公司的E - 8c专用军事空中价值认证测试项目正式开始，该项目预计持续至明年春季。

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The flight test method recommended in this paper can be used as a reference for providing other small single engine aircraft spin certification tests.

本文推荐的试飞方法可供其他小型民用飞机型号合格审定尾旋科目飞行试验借鉴。

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The inventors estimate a test-flight could take place in less than a year and a half with final certification by 2010.

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