摘要
The postal service includes many items,such as EMS,Parcel,express letter, registered letter andmoney orders,each of which needs complex rules to calculate postage and to deal the backpound process.The present situation is that items are increasing and rules are changing,and vary hem one post office toanother. How to design a computer system to deal with the services and to suit most post offices at the sametime is the key problem.In this paper, knowledge-based programming method is adopted,and forther a newintentted model,'product-rule database-semantic network'is given to design the system.
The postal service includes many items,such as EMS,Parcel,express letter, registered letter andmoney orders,each of which needs complex rules to calculate postage and to deal the backpound process.The present situation is that items are increasing and rules are changing,and vary hem one post office toanother. How to design a computer system to deal with the services and to suit most post offices at the sametime is the key problem.In this paper, knowledge-based programming method is adopted,and forther a newintentted model,'product-rule database-semantic network'is given to design the system.
