 |
| |||
| 跟踪依赖关系 (A kind of dependency that indicates a historical relationship between two elements that represent the same concept at different semantic levels or from different points of view) | |||
|
| |||
| 跟踪依赖关系 (A kind of dependency that indicates a historical relationship between two elements that represent the same concept at different semantic levels or from different points of view) | |||
