“Group 7 element”的概念、定义、翻译、参考文献-科学参考

单词	Group 7 element
释义	Group 7 element Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 Group 7 element第7族元素
随便看	gear closed-loop manufacture gear curve gear cutting tool gear drawing gear dynamics geared turbofan gear failures geargraduation gear graph gear grinding gear grinding machine gear honing machine gearhousing gearing gearing relation gear lubrication gear mechanism Gear method gear motor gear noise gear oil gear pump gearshift gear steel gear strength

科学参考收录了854744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。