江日
江日-
澜沧江景洪电站日调节运行方案的研究
Study on the Projects of the Daily Regulation of Jinghong Hydroelectric Station on Lancang River
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金沙江四支流日、月径流关系及转换研究
Analysis of Daily and Monthly Runoff Relationships and Their Conversion for Four Tributaries of the Jinsha River
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祖冲之成功地复原过指南车与诸葛亮的木牛流马，他制造的“欹器”用来盛水，“中则正，满则覆”。祖冲之还制造过一种千里船，并在江上试航，日行百余里。
He was also the inventor of a " tilted container " used to bail water and a long-distance boat believed to have the capacity of traveling over 50 kilometers a day .