“三滚筒提升机”概念、定义、翻译-科学时代

单词	三滚筒提升机
释义	矿业工程技术词汇手册三滚筒提升机 three-drum hoist
随便看	population population population abundance population activity population ageing population aggregate population aging populational determinism population analysis population analysis population analysis population at risk population-averaged model population awareness education population balance population balance population base population base population behaviour population biology population bomb population boom population carrying capacity population census population census

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。