“Engel Curve”概念、定义、翻译-科学时代

单词	Engel Curve
释义	市场营销词汇手册 Engel Curve 恩格尔曲线
随便看	leaching solution leaching tank leaching well leaching yield leach out leach resistance lea count lea count constant lead lead lead lead lead lead lead lead lead lead lead lead lead lead lead lead lead

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。

Engel Curve