| 名称 | ifc subgrade transition section element |
| 领域 | IFCRAIL |
| URL | http://cbims.org.cn/allscope/IFCRAIL-IfcSubgradeTransitionSectionElement |
| 分类编码 | IfcSubgradeTransitionSectionElement |
| 父类 | ifc rootifc productifc civil elementifc objectifc elementifc subgrade elementifc object definition |
| 子类 | |
| 等价类 |