| |||
| ★ 量水建筑物; ★ 又称测流建筑物 | |||
|
measuring structure : 6 phrases in 3 subjects |
| Hydroelectric power stations | 1 |
| Oceanography & oceanology | 1 |
| Technology | 4 |
| |||
| ★ 量水建筑物; ★ 又称测流建筑物 | |||
|
measuring structure : 6 phrases in 3 subjects |
| Hydroelectric power stations | 1 |
| Oceanography & oceanology | 1 |
| Technology | 4 |