In 1471, han yong, governor of guangdong & guangxi, cast iron pillars for the building of a floating bridge over the guijiang river.

明成化七年（ 1471年） ，两广总督韩雍和太监陈平等筹建浮桥用生铁铸造浮桥铁柱，竖在桂江口两边岸上。

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This model had been applied in annual runoff prediction for Guijiang basin, rendering prediction results consistent with actual condition.

将模型应用于桂江流域年径流预测分析，结果表明，预测与实际情况一致。

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This model had been applied in annual runoff prediction for Guijiang basin, rendering prediction results consistent with actual condition.

将模型应用于桂江流域年径流预测分析，结果表明，预测与实际情况一致。

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