“domestic express mail service in China”的概念、定义、翻译、参考文献-科学参考

单词	domestic express mail service in China
释义	domestic express mail service in China Encyclopedia 工学〔快递服务〕释 domestic express mail service in China国内快递业务在承诺的时限内快速完成的一种寄递服务，该服务从收寄到投递的全过程均发生在中华人民共和国境内。
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