A grid searching method with single station for automatic earthquake location, which utilizes 3-component digital waveform records is proposed.

提出了一种利用单个地震台站三分向数字地震波形记录进行单台地震自动定位的网格搜索法。

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And the method of automatic searching for the optimal thermal efficiency is used to regulate the ratio of air to coal and it achieves the aim of efficient combustion.

并且采用热效率自寻优的方法自动调节风煤比，达到了经济燃烧的目的。

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