| |||
coefficient of roughness | |||
roughness | |||
roughness factor |
糙率: 62 phrases in 12 subjects |
Agriculture | 3 |
Architecture | 1 |
Bridge construction | 2 |
Earth sciences | 2 |
Electronics | 1 |
Hydraulics | 1 |
Hydroelectric power stations | 11 |
Hydrology | 2 |
Soil science | 1 |
Technology | 36 |
Water resources | 1 |
Wind Energy | 1 |