组合碎片(变体方案，选择项，和循环)。
本文介绍了组合车辆导航仪的方案选择、系统设计和硬软件的实现。
This article introduces solution selection, system design, hardware and software realization of combined automobile navigator.
从选择最佳测试方案、采取组合测量的测试方法以及测试数据的微机化处理三方面出发，探讨了如何提高自动检测系统测试精度的问题。
Discussing how to improve the accuracy of auto measuring and defecting system by selecting the best plan, taking the group measuring method and computerizing data processing.
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