| 名称 | ifc railway clearance post |
| 领域 | IFCRAIL |
| URL | http://cbims.org.cn/allscope/IFCRAIL-IfcRailwayClearancePost |
| 分类编码 | IfcRailwayClearancePost |
| 父类 | ifc rootifc railway elementifc productifc civil elementifc objectifc elementifc railway signal deviceifc object definition |
| 子类 | |
| 等价类 |