“可变螺距--可调螺距”概念、定义、翻译-科学时代

单词	可变螺距--可调螺距
释义	水产业词汇手册 adjustable pitch 可调螺距，可变螺距
随便看	job training Job Training Partnership Act Job Training Partnership Act--Job Training Partnership Act (JTPA) Job Training Partnership Act (JTPA) job under comparison job vacancy job vacancy job vacancy job weight jobwork job work job work job worth hierarchy Jocasta complex jockey jockey jockey jockey pulley jockey pulley jockey pump jockey roller jockeys whips jockey valve jockey weight jockey wheel

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。

adjustable pitch