 |
| |||
| 多穿孔管 | |||
| 多〔穿〕孔管 | |||
| 多孔管道 | |||
| 花管; 滤水管; 有孔管 | |||
| 多孔管; 冲孔管 | |||
| 带眼管子 | |||
| 花管 (进水管有滤网的一段); 穿孔管 | |||
| perforated pipe: 37 phrases in 9 subjects |
| Agriculture | 1 |
| Drilling | 2 |
| Ecology | 3 |
| Electronics | 2 |
| Engineering geology | 4 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 3 |
| Technology | 19 |
| Water resources | 2 |