采用多元时间序列分析的方法，对油水井动态特性进行了分析，建立了油井含水率的多因素预测模型。

Multivariate time series method is used to analyze the performance of oil production and injection Wells. A multi factor model for predicting the water cut in oil well is presented.

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针对民用机场多因素气象预测问题的复杂性，该文构建出一种基于粗糙集的模糊神经网络模型。

For a multifactor weather prediction problem, this paper constructs a new model of fuzzy neural network based on rough set.

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铣削过程的复杂性和铣削力产生的多因素性使得铣削力预测模型很难建立。

The complicacy of milling processing and other factors of causing milling forces make it difficulty to establish the prediction model of milling forces.

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