 |
| |||
| 灌溉率单位水量的灌溉面积 | |||
| 灌溉额度 | |||
| 灌水率 | |||
| 灌溉需水量; 灌溉额 | |||
| 灌溉水量; 单位灌溉面积用水量 | |||
| 灌溉用水率; 供水流量; 灌水定额 | |||
| 作物需水量; 灌溉定额; 用水率; 灌溉率 | |||
|
duty of water : 36 phrases in 6 subjects |
| Agriculture | 1 |
| Fishery fishing industry | 1 |
| Hydraulics | 2 |
| Hydroelectric power stations | 10 |
| Oceanography & oceanology | 1 |
| Technology | 21 |