 |
| |||
| 地下电缆手孔; 检修装配，注人孔; 手工凿岩掏槽 | |||
| 观察孔; 检修孔; 装配孔 | |||
| 手孔 | |||
| 手探孔 | |||
| 检查孔 | |||
| 手【探】孔; 注入孔 | |||
| 小型检查孔; 检查用手孔 | |||
| |||
| 探孔; 手孔; 注入口 | |||
| hand hole: 5 phrases in 3 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Technology | 3 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips