“external seal”概念、定义、翻译-科学时代

单词	external seal
释义	工程与技术词汇手册 external seal 外装式密封
随便看	gallery gallery gallery gallery gallery gallery gallery gallery apartment house gallery camera gallery entrance gallery forest gallery forest gallery forest gallery-goer gallery grave galleryite gallery level gallery pattern system gallery picture gallery sheeting gallery test gallery tray gallet galley galley

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。

external seal