- 推荐网络例句
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Beijing is the national railway circular railway test center ring test site, was built in 1958, the circumference of nine kilometers, is the only China and the Asian Railway Comprehensive test base.
北京环形铁路是国家铁路试验中心环形试验场，建于1958年，周长9公里，是中国乃至亚洲惟一的铁路综合试验基地。
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A long, large, usually flat-bottomed boat for transporting freight that is generally unpowered and towed or pushed by other craft.
大型平底船，驳船：一种长且大，通常平底的船，用于运输通常无动力、由其它船只拖拽或推着前进的货物
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In addition, the algorithm has comprehensive potential application in computer graphics, computational geometry and so on. To fast and precisely select nodes and elements, some transformation functions which are implemented substitute the OpenGL's API functions, then facilitate dynamic interactive query.
为了精确、快速的选择节点和单元，作者通过对OpenGL拾取选择技术内部实现细节的深入分析，开发程序实现了一些变换函数，解决了OpenGL提供的API函数不能对节点单元的精确任意拾取的问题，并实现了节点单元的动态交互查询。
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