“有效地球半径”概念、定义、翻译-科学时代

单词	有效地球半径
释义	地球科学词汇手册 effective radius of the earth 有效地球半径
随便看	paper cover paper credit paper currency paper curtain paper-cut paper-cut paper-cut art paper-cut film paper-cut picture paper cuts paper day paper dimensions paper examination paper feed paper-fibre sludge paper filler paper folding paper gain paper gain paper gain paper gain or loss paper gold paper gold paper gold paper hanger

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

effective radius of the earth