双环的 meaning in Chinese

amphicyclic
dicyclic

In the fourth chapter , focused on discussing how to improve quality management of shuanghuan . firstly , analyzed that shuanghuan faced the challenge of wto entrance and the fierce competition of domestic market , so it must inte nsify the work of its quality management . then , inquired into quality management system improvement work of shuanghuan mainly from internal environment constructing , document revising , employees training , setting up information system , implementing rule quality voting , self - reviewing found quality issues , enforcing technology progress , and so on
第四章，重点讨论了如何改进双环的质量管理体系，首先分析了双环面临入世挑战和国内市场的激烈竞争，必须强化质量管理工作，然后重点从内部环境的营造，文件修改，人员培训，建立信息系统，执行质量否决制、自我评定发现质量问题，加强技术进步等方面探讨了双环质量管理体系的改进工作。