为提高沙尘暴的预报准确率，针对目前已出现的RBF - SVM沙尘暴预报模型中的参数优化进行研究。

To improve the accuracy of sand-dust storm forecasting, an RBF-SVM method with automatic parameter selection was presented in this paper.

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气象台预报沙尘暴即将来临。

The weather station warned that a sandstorm was coming.

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同时，依据诊断分析的结果，简要给出了宁夏沙尘暴天气的预报着眼点。

At the same time, we got the outline for forecasting the sandstorm in Ningxia based on the result of diagnostic analysis.

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