To err is human, but for a real disaster you need a computer.
人的过失会带来错误，但要制造真正的灾难还得用计算机。
Disaster tolerant system ensure the computer system to work normally when a disaster occurs.
容灾系统能够保证在灾难发生时，计算机系统仍然能正常工作。
OBJECTIVE: to offer the disaster recovery scheme of the drugstore medical insurance computer system.
前言：目的：为药店“医保”计算机系统提供容灾方案。
OBJECTIVE: to offer the disaster recovery scheme of the drugstore medical insurance computer system.
前言：目的：为药店“医保”计算机系统提供容灾方案。
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