“年变”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194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。

单词	年变
释义	年变 annual variation
随便看	semi-finishing tooth of broacher semi-fireproof construction semifixed ammunition semifixed bridge semifixed cost semi-fixed girder semifixed length record semi-fixed penstock semifixed variable resistor semi-flash conditions semi-flat band method semi-flat rim semiflexible board semi-flexible coupling semi-flexible screen semiflexion semifloating semifloating axle semi-floating axle shaft semi-floating piston pin semi-floating rear axle semifluctuating semi-fluid semifluid semifluid extract of ginseng and antler glue