then use to access documents directly access of a business process, The procedur...

代码说明：

使用随即存取文件进行直接存取处理的一个事务处理程序，该程序用来维护银行帐户信息。可添加，更新和删除银行帐户。-then use to access documents directly access of a business process, The procedure used to protect information on bank accounts. They can add, update and delete bank account.