Simulation results show that the system has better control performance and estimation effect, but the influence of parameters variation on speed estimation error is evident.

仿真结果表明该系统有较好的控制性能和辨识效果，但参数变化对速度辨识误差有明显的影响。

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Test factor have evident influence on the test result magnetic property of silicon steel and so an error of decision for the internal magnetic property of the products may occur.

测试因素对硅钢磁性能测试结果有着明显的影响，从而对产品内在磁性能判定会产生一定的误差。

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Themathematical and mechanical model of the solution is simple and evident, can simplify thecalculation and control the error.

此解数学、力学模型简单、明确，使计算简化且能控制误差。

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The prosecution says that it did not show the defense all of its evidence, an apparent error that became evident when prosecutors began to lay out their case Wednesday.

CNN: Court suspends Ratko Mladic war crimes trial