“joist steel”概念、定义、翻译-科学时代

单词	joist steel
释义	机械工程词汇手册 joist steel 梁钢
随便看	importance of a flare importance sampling importance sampling method import and export import and export import and export commodity inspection import and export documentation import and export license import and export trade statistics import animal or plant quarantine important clause important clause important market day important part important shadow important tactical locality importation importation importation import ban import barrier import bill import bill import bill (I.B.) import bill--import bill (I.B.)

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。

joist steel