A collateral controller based on BP neural network (NN) and PID was designed for fatigue tester system.

针对疲劳试验机控制系统，设计了基于BP神经网络和PID的并行控制器。

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Unlike the developers, who are responsible for a specific function or component, the tester understands how the system works as a whole to accomplish customer goals.

不象负责一个特殊功能或组件的开发人员，测试人员懂得系统作为一个整体是如何工作的来达到客户的目标。

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Black box testing is dependent on the tester knowing what the system output is going to be given a particular system input.

黑盒测试依赖于这个测试，因为这个测试了解系统所输出的将成为一个特定系统输入。

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Our tester also came with an adjustable height suspension and an Adaptive Dynamics System that governs the stiffness of the dampers on a real-time basis to optimize body and ride control according to driving conditions and the terrain.

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