“signed and sealed (SS)”的概念、定义、翻译、参考文献-科学参考

单词	signed and sealed (SS)
释义	signed and sealed (SS) 签名盖章
随便看	packet transfer procedure packet transmissin packet transmission packet transmission controller packet type switch packet voice and data multiplexer pack field packfong pack-hardening pack-hardening furnace pack heating furnace pack hole pack horse pack-house pack ice pack ice zone pack in dozen packing pack(ing) packing and commodity protection packing and labelling regulation packing and marks clause packing block packing board packing bolt

科学参考收录了1248194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。