“Yu Jianyong”的概念、定义、翻译、参考文献-科学参考

单词	Yu Jianyong
释义	Yu Jianyong Encyclopedia 工学纺织工程院士释 Yu Jianyong俞建勇（1964-05-26～）中国纺织材料专家和教育家。
随便看	concave minimization problem concave mirror concave operator concave polygon concave polyhedral angle concave polyhedron concave probability measure concave programming concaver concave sequence concave space concave surface concave-up concave-up curve concave upward concavity concavity coefficient concavity cut concavity cutting-plane method concavity downward concavo-concave concavo-convex concavo-convex lens concavo-plane conceal

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。