the utility model relates to a warning net protection for underground pipelines belonging to the technical field of layered products.
地下管线警示护网,属于层状产品技术领域。
Other is that this research establish the financial crsis warning system by separately adopted logical regression discriminate analysis technique and the neural net ( ANN), and contrast the forecasting effects of every model.
二是本研究分别采用多元逻辑回归判别分析技术和神经网络(ANN)技术建立财务危机预警系统,并比较各模型的预测效果。
industry: traffic control equipment; traffic warning light; fence, bar, net; led; solar lights; safety signs;
所属行业:交通指挥设备;交通警示灯;隔离栅、栏、网;发光二极管;太阳能灯;交通安全标志;;
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