“年龄级”概念、定义、翻译-科学时代

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。

单词	年龄级
释义	民族学词汇手册年龄级 age grade
随便看	vertical transit system vertical transit system vertical transmission vertical transmission vertical transmission vertical transmission vertical transport vertical trust vertical tube rotor vertical tube thin film evaporator vertical turbulent diffusion vertical type packing machine vertical-type water meter vertical union vertical union vertical upward welding vertical velocity vertical velocity curve vertical velocity distribution vertical vessel vertical vibration frequency under allowable load vertical view vertical view vertical visibility vertical visibility