“书面证明”概念、定义、翻译-科学时代

单词	书面证明
释义	请查阅书面文件--书面证明
随便看	missile officer missile on target missile operation missile ordnance missile orientation survey missile penetration aid missile position camouflage missile proliferation missiler missile radar missile range missile reduction missile round missile shaping antenna missile ship missile site missile storage missile stowage missile strike warfare missile support missile system missile target missile team missile test range missile tracking

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。