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| class relation | |||
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| class relation (A connection between two classes in a parent-child relationship. The relation defines the number of instances of each class) | |||
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relation de classes : 2 短语, 1 学科 |
| 微软 | 2 |
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| class relation | |||
| |||
| class relation (A connection between two classes in a parent-child relationship. The relation defines the number of instances of each class) | |||
|
relation de classes : 2 短语, 1 学科 |
| 微软 | 2 |