重要的部分是在末尾的十六进制的数字，他们是实例对象标识符（OID）。
The important part is the hexadecimal number at the end, which indicates the instance's object identifier (OID).
对象标识必须有至少两个数字，由句点分隔。
The object identifier must have at least two Numbers separated by a period.
数字图书馆由数字对象构成，对象存储在仓储中并用句柄来标识。
A digital library consists of digital objects, which are stored in depositories and identified by handles.
数字图书馆由数字对象构成，对象存储在仓储中并用句柄来标识。
A digital library consists of digital objects, which are stored in depositories and identified by handles.
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