“划分秘密等级”概念、定义、翻译-科学时代

单词	划分秘密等级
释义	军事词汇手册划分秘密等级 classify
随便看	valve housing valve-hydraulic manure cleaning equipment valve inside valve instrument valve jacket valve leak valveless filter valve mantle valve mentle valve noise valve noise valve outlet valve performance valve pit valve plug valve reactor valve rectifier valve response valve reversal valve seat valve seat valve seat valve shaft valve sizing valve steel

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。