应用信息服务程序使程序可以去访问某些系统保存的信息，例如时间、日期及操作员标识。
Application information give a program access to certain types of system-maintained information, such as the time, data and operator (ID).
应用信息服务程序使程序可以去访问某些系统保存的信息，例如时间、日期及操作员标识。
Application information give a program access to certain types of system-maintained information, such as the time, data and operator (ID).
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