移动水电房租管理系统，采用三层架构，数据逻辑全部用存储过程完成，代码简单易懂，内含数据库备份文件-The mobile the hydropower rent management system, three-tier architecture, data logic all stored procedures, easy-to-understand code that contains the database backup file

给移动存储加锁和解锁,简单实用的vb程序,不错(To mobile storage lock and unlock, simple and practical vb program, good)