This paper analyzes some problems arising in determining the mails Whole Delivery Standard of Time Bound ( WDSTB ) at present, and further on the basis of the postal central office system currently in practice, puts...This paper analyzes some problems arising in determining the mails Whole Delivery Standard of Time Bound ( WDSTB ) at present, and further on the basis of the postal central office system currently in practice, puts forward the principle, reflection and the concrete approaches in determining the Delivery Standard of Time Bound ( DSTB ).展开更多
文摘This paper analyzes some problems arising in determining the mails Whole Delivery Standard of Time Bound ( WDSTB ) at present, and further on the basis of the postal central office system currently in practice, puts forward the principle, reflection and the concrete approaches in determining the Delivery Standard of Time Bound ( DSTB ).
