“history of American aviation”的概念、定义、翻译、参考文献-科学参考

单词	history of American aviation
释义	history of American aviation Encyclopedia 理学美国航空史释 history of American aviation美国航空史美国航空事业发展的历程。
随便看	right-angled trapezoid right-angled triangle right angle illumination method right angle prism right angle tap right-angle-triangle-free set right annihilating right annihilator right annihilator ideal right approximate identity right approximate limit right Artinian algebra right Artinian local algebra right Artinian ring right Artinian semigroup right ascension right ascension circle right ascension, RA right ascension setting circle right associated element right associatedness right associate of a matrix right association right associative element right associator

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。