“support ratio”概念、定义、翻译-科学时代

单词	support ratio
释义	核科学技术词汇手册 support ratio 支持比
随便看	head plug headpool head presentation head pressure head process head pulley headquarters headquarters-based headquarters country headquarters expatriate headquarters expatriate--headquarters expatriate (HQE) headquarters expatriate (HQE) headquarters ship headquarters（HQ） head race headrace conduit head reservoir headrest head restraint head rhyme headright headroom headroom headroom head room

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。