 |
| |||
| glory hole spillway; shaft spillway | |||
| glory-hole spillway | |||
| |||
| drop-inlet spillway | |||
| 竖 井 式溢洪道: 4 phrases in 3 subjects |
| Electronics | 1 |
| Hydroelectric power stations | 2 |
| Technology | 1 |
|
| |||
| glory hole spillway; shaft spillway | |||
| glory-hole spillway | |||
| |||
| drop-inlet spillway | |||
| 竖 井 式溢洪道: 4 phrases in 3 subjects |
| Electronics | 1 |
| Hydroelectric power stations | 2 |
| Technology | 1 |