用户名：  密码：  
 
首页│关于速霸博尔│王牌师资团队│考研信息│在线报名
Blockchain explained
A blockchain is a database that is shared across a network of computers. Once a record has been added to the chain it is very difficult to change. To ensure all the copies of the database are the same, the network makes constant checks. Blockchains have been used to underpin cyber-currencies like bitcoin, but many other possible uses are emerging.

按以下連結進入觀看

Blockchain explained 
發佈時間：2018/6/18  17:34




关于速霸博尔│联系我们│网站声明│帮助中心│合作厂商│人才招聘│网站导航

北京速霸博尔教育科技有限公司版权所有©2009 SuperPower Education and Technology Institution All Rights Reserved
北京市海淀区中关村南大街2号数码大厦B座(地铁4号中国人民大学站)601室 TEL:010-5162-7772