本系统为一个网上在线班级通讯录系统，所耗费的资源非常的小，学校的电脑无论是硬件还是软件都能够满足条件，因此，本系统在运行上是可行的。-The system is an online book online class system, the cost of resources is very small, whether it is a hard school computer Parts or software are able to meet the conditions, there