天汉
- Tianhan;the Milky Way
天汉 天汉
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(1) [the Milky Way]
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(2) 书面语称银河
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(3) 汉武帝刘彻的年号(公元前100--前97)
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天汉元年。--《汉书.李广苏建传》
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通过绘制边坡内某一点的位移与折减系数的关系曲线来确定安全系数，并采用天汉软件（V2005.1）给予验证，从而得出无土钉支护素土坡破坏的一些规律及防护重点。
The safety coefficient is defined on the graph of relation between the horizontal displacement and strength reduction coefficient , and the results are proved by the Tianhansoftware ( V2005.1 ) . Some rules and protection emphasis of unstable of the unsupported excavation slope are obtained .
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传说中的牛郎星和织女星被天汉隔在两边。
Legend has it that the two stars , the Cowherd and the Weaver , are separated from each other by the Milky Way .