| |||
upstream slope | |||
upstream batter; upstream slope (面) | |||
| |||
upstream slope | |||
| |||
upstream batter |
上 游 坡 : 16 phrases in 7 subjects |
Architecture | 1 |
Bridge construction | 1 |
Electronics | 1 |
Engineering geology | 2 |
General | 1 |
Hydroelectric power stations | 3 |
Technology | 7 |