“postal appliances”的概念、定义、翻译、参考文献-科学参考

单词	postal appliances
释义	postal appliances Encyclopedia 工学邮政用品用具释 postal appliances邮政用品用具进入邮政通信网中使用的具有国家标准、行业标准或其他影响邮政通信全网运行效能的各类信封、明信片、专用包装用品、邮筒（邮箱）、日戳（见邮戳）、过戳机、邮资机、条码生成器等。
随便看	time weighted average time weighted average (TWA) time zone time–space compression Timgad timing timing accuracy timing age timing analysis timing analyzer timing attack timing constraint timing control method timing device timing diagram timing effect of axial flow compressor timing equipment timing error timing gears timing generator timing group delay timing instrument timing jitter timing pulse timing pulse distributor

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