Notice there are two different persistence units.
请注意，存在两个不同的持久性单元。
In a scenario with multiple persistence units, the selection can be constrained by persistence unit name using an LDAP style filter.
在一个拥有多个持久性单元的场景中，可使用一个ldap样式过滤器根据持久性单元限制选择。
The feature pack also includes extensions to Blueprint so that the container can inject persistence units and contexts into Blueprint beans.
此功能包还包括对Blueprint的扩展，所以容器可以将持久化单元和上下文注入到Blueprintbean中。
Then we precisely defined a logical unit as a physical persistence mechanism for units of logical model content.
然后我们定义了建模文件，并且将逻辑单元精确定义为对逻辑模型内容的单元进行物理存储的机制。
Then we precisely defined a logical unit as a physical persistence mechanism for units of logical model content.
然后我们定义了建模文件，并且将逻辑单元精确定义为对逻辑模型内容的单元进行物理存储的机制。
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