Presently the performance test of the Aircraft power Supply System still relies on manual methods, which cause a waste of manpower, material resources and time.

目前飞机电源系统的性能检测主要还是采用人工测试的方法，往往需要耗费大量的人力、物力和时间。

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The traditional upgrading way of progressive spot setting programme or changing program chip about load management system needs large manpower, material resources and time.

负荷管理系统的逐户现场固化编程或更换程序芯片的传统升级方式须耗费大量人力、物力及时间。

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However, software test is a complex process; it needs to consume huge manpower, material resources and time, which takes the 40%-50% of entire software development cost approximately.

然而，软件测试是一个复杂的过程，需要耗费巨大的人力、物力和时间，约占整个软件开发成本的40% - 50%。

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