【摘要】 由于各企业的编码规则千差万别，以致对编码的处理成为ＰＤＭ推广的瓶颈问题之一。基于此作者对编码的结构进行了详尽的分析，提出了对编码的通用处理方案，并在此基础上开发出了适于各种编码的应用程序（包括编码规则定义器和编码器）。更多还原

【Abstract】 Because of the rules of code in enterprises are differ in thousands of ways,the solution of code problem be- comes the bottle-neck of popularizing PDM.Based on these,author has analyzed the structure of code in enterprise fully, bring forth a universal solution,and programs software system which suitable all kinds of code system更多还原