Leachate . detecton of total bacteria number . plate count for bacteria colonies 生活垃圾渗沥水.细菌总数的检测.平板菌落计数法
Leachate . detecton for members of the coliform group . multiple-tube fermentation method 生活垃圾渗沥水.总大肠菌群的检测.多管发酵法
Construction of a recombinant attenuated salmonella typhimurium nucliec acid vaccine carrying helicobacter pylori hpaa and detecton of its immunogenicity 减毒鼠伤寒沙门菌核酸疫苗的构建及免疫原性检测
Then, the thesis introduce intrusion detection system, concept, functions, working principle, communication protocol, ids product and evaluating standards . importantly the thesis intruduce some intrusion detection methods that are being applied in the reach field now . and the thesis analysis the difficulties that intrusion detecton faces in the new network situation 然后本文系统介绍了入侵检测的概念、功能、工作原理、通信协议、商业产品以及评估标准,其中重点介绍了当前一些入侵检测的方法。并分析了在新的网络环境中传统入侵检测方法面临的困境。