“direction ratio”的概念、定义、翻译、参考文献-科学参考

单词	direction ratio
释义	direction ratio Mathematics direction ratio方向比^†
随便看	pericenter pericenter distance pericentral pericentre perichaetial leaf perichaetium perichondritis of larynx perichondrium Pericles Pericles's Legislation periclinal division peri-conception women nutrition pericoronitis of the third molar pericoronitis of wisdom tooth pericranium pericrationic basin pericycle pericyclic reaction pericycloid pericynthion pericyte periderm peri-distance peridium peridotite

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。