csms
- 网络基站管理系统
csms-
Since the official stock exchanges , Shanghai Stock Exchange and Shenzhen Stock Exchange , were established in December 1990 and April 1991 respectively , China 's Stock Markets ( CSMs ) have expanded rapidly .
中国股票市场，从1990年12月上海证券交易所和1991年4月深圳证券交易所成立开始，已经走过了十二个年头，期间几经变革，经历了风风雨雨。
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The paper on the viewpoint of E-R ( Entity-Relation ) theory , presents and implements the general mathematic model of course selecting , and by this model Student Course Selecting System ( SCSS ) and Course Selecting Management System ( CSMS ) were developed .
从E－R角度分析，提出且实现了通用的选课数学模型，并根据此数学模型开发了选课系统&学生选课系统和选课管理系统。