群码 meaning in Chinese

group code

1 2 . 1491cpmm 37981cpi . information systems - magnetic tape and cartridge for information interchange - 18 - track , parallel , 1 2 inch 12 . 65 mm , 37 871 cpi 1491 cpmm , group - coded - requirements for recording
信息系统.信息互换用的磁带和盒式磁盘.群码的， 18道.并行. 12 . 65mm
Based on analysis of the enterprise in detailed , data model , function model and database is offered for implementation , in which encode the information resources by the method of tier - cluster and surface - cluster and provided data basis for the implementation of application
3 、基于对企业工作流程的详细分析，建立了系统实现的功能模型和e / r模型，并实现了系统数据库的设计。在这一过程中利用层群码法和面群码法实现了企业信息资源的统一编码，从而为企业信息的规范化处理提供了数据依据。