Three forms of the organization on milk resource base are: standardized dairy cow raising area, dairy cows cooperative, and joint stock system.
这三种组织形式分别是：标准化奶牛养殖小区、奶牛合作社和股份合作制。
This paper is to study and test an Online Simulated Stock Trading System by using J2EE architecture and DDB (Distributed Data Base).
论文采用J2EE 构架和分布式数据库技术对网上股票模拟交易系统进行了实验和研究。
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