The so-called real estate bubble in the real estate market, the market price relative to the baseprice appears continuous, non-steady rise. 所谓房地产泡沫就是在房地产市场中,市场价格相对于基础价格出现了持续的、非平稳性的上涨。
The second part introduced the key technology such as electronic evaluation method based on BP neural network, baseprice security technology, evaluation experts randomly selected technology and identity authentication technology. 本文的第二章从基于BP神经网络的电子评标方法、标底保密技术、评审专家随机选取技术和身份认证技术几个方面对招投标系统的相关技术进行了简单的分析和介绍。