 |
伸缩 弯
| 管
| 伸缩弯 | |
| refrig. | expansion bend |
| 管 | |
| gen. | supervise |
| cycl. | tube |
| environ. | pipe |
| manag. | reel |
| met. | tubing |
| oil transp. | pipe |
| space | tubing; tube |
| tech. | pipe |
| |||
| expansion bend | |||
| 伸缩 弯: 12 phrases in 5 subjects |
| Architecture | 2 |
| Bridge construction | 1 |
| Compressors | 1 |
| Hydroelectric power stations | 1 |
| Technology | 7 |