Several techniques, such as feature modeling, database, group technology, OLE, process PRI, were used to build the system.
综合应用了特征建模技术，数据库技术，成组技术，OLE技术，工序优先级方法等完成了系统的开发。
If the reorganization technology is not mature, there will be a variety of packet loss, the wrong group of cases, to protect the database disaster.
若重组技术不成熟，将出现各种丢包、错组的情况，给数据库防护带来灾难。
Using group technology the parts of bus are classified in reason. Not only parts database is created but also parts information is searched.
利用成组技术对客车零件进行了分类，建立零件信息数据库，并实现了零件信息的检索。
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