当一个经授权的持有人购买东西时，收银员从商店的档案中找到卡片，然后再处理交易。
When an authorized user made a purchase, a clerk retrieved the plate from the store's files and then processed the purchase.
比起以前使用卡片的方法有了很大的进步，方便管理，易于更新，极大的方便了学生档案的管理工作。
Using the method of the card to been greatly improved compared with before, it is convenient to manage, easy to upgrade, the great management of facilitating student's file.
数据库是一个计算机化的文件系统，相当于一个电子的卡片索引或者档案橱柜。
A database is a computerized filing system, the electronic equivalent of a card index or filing cabinet.
逻辑记录长度格式档案的一个特色就是比卡片格式档案来得节省空间。
Typically, logical record length format is more space-efficient than card image.
逻辑记录长度格式档案的一个特色就是比卡片格式档案来得节省空间。
Typically, logical record length format is more space-efficient than card image.
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