在这两个字符数据类型之间有两个主要区别。

There are two main differences between these two character data types.

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每个工件可以包括三个主要的元数据类型。

Each artifact can contain three major types of metadata.

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每个工件可以包括三个主要的元数据类型。

Each artifact can contain three major types of metadata.

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