说明：  Google数据中心开发指南，讲述了Google在设计数据中心的关键技术，GOOGLE是全球一流的软件公司，搜索引擎很强大，你懂的
(Google data center development guide, tells Google the key technology in the design of the data center, GOOGLE is the world s leading software companies, the search engine is very powerful, you know)