Simulation tests were carried out with evaluation data given by experts from power supply enterprises in Baoding taken as training samples for BP neural network, and the results are good.

以保定市各县供电企业专家评价数据作为BP神经网络的训练样本，进行仿真试验，得到了满意的结果。

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Therefore, the evaluation method with reciprocating sliding tests in laboratory can be used to characterize the cutting properties of coating tools.

往复滑动的实验室评价方法能够用来定性评价涂层刀具的切削性能。

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Conclusions: Image-guided FNA with immediate evaluation is a reliable means to obtain diagnostic material and triage for ancillary tests.

结论：影像引导下FNA即时评价是获取辅助试验诊断材料和分流的可靠手段。

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Bartlit emphasized in his letter Thursday that cementing failures are a known hazard in the oil industry, with specific tests such as a "negative pressure test" and "cement evaluation logs" designed to identify cementing problems.

CNN: STORY HIGHLIGHTS