“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。
随便看	sum of random many of random variables sum of sequences sum of series sum of sets sum of square deviations sum of squares sum of squares between classes sum of squares for partial regression sum of squares function sum of squares of residues sum of squares within classes sum of submodules sum of subspaces sum of the digits sum of vectors sum operator sum over state sum over states sump sump level control for hydrocyclone feeding process sum-product number sumption sum relation sum rule sum rules

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