“Rangel Vulchanov”的概念、定义、翻译、参考文献-科学参考

单词	Rangel Vulchanov
释义	Rangel Vulchanov Encyclopedia 艺术学（保加利亚）释 Rangel Vulchanov维尔恰诺夫，R. （1928-10-12～2013-09-30）保加利亚电影导演。
随便看	upper semi-continuous mapping upper semicontinuous mapping upper semicontinuous partition upper semi-lattice upper semi-modular lattice upper semisphere upper series upper set upper side frequency Upper Silesia Coalfield upper singular exponent upper solution upper solution; supersolution upper-stage upper stage liquid rocket engine upper strong derivative upper subsemilattice upper sum upper surface upper tangent arc upper topological limit upper transit upper triangular group upper triangular matrix upper-trimmed subsequence

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。