“long radius”的概念、定义、翻译、参考文献-科学参考

单词	long radius
释义	long radius [`lȯŋ ´rād·ē·ǝs] ^MATHEMATICS The distance from the center of a regular polygon to a vertex.
随便看	data system interface data systems integration data system specifications data tablet data tracks data transcription equipment data transfer data transmission data transmission equipment data transmission line data transmission-utilization measure data type data under voice data unit data validation data word date time group dating dative bond datolite datum datum level datum line datum plane datum point

科学参考收录了103327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。