这里定义了一个多对一关系，如上面所示。
There is a many-to-one relationship defined here, as shown above.
模型现在在赛道和地点之间有多对一关系。
The model now has a many-to-one relationship between trails and locations.
类似地，LineItem类与产品对象也具有多对一关系。
Similarly, the LineItem class has a many-to-one relationship to the product object as well.
正如我们在第二个策略中看到的，在Right和Estate类之间存在着多对一关系。
As we saw in our second strategy, there is a many-to-one relationship between the Right and Estate classes.
介绍了电信管理论坛提出的多专业网络抽象信息模型，分析了抽象信息模型在综合网管系统中的重要作用，讨论了综合网管系统中对抽象信息模型实现统一关系管理的关键技术。
An introduction and analysis of the TMF Multi-Technology Network abstracted information model is made. Based on it, the key implementing techniques of managing the model's relationships are discussed.
介绍了电信管理论坛提出的多专业网络抽象信息模型，分析了抽象信息模型在综合网管系统中的重要作用，讨论了综合网管系统中对抽象信息模型实现统一关系管理的关键技术。
An introduction and analysis of the TMF Multi-Technology Network abstracted information model is made. Based on it, the key implementing techniques of managing the model's relationships are discussed.
应用推荐