- [水文] effective precipitation
- 净: clean
- 雨量: rainfall; hyetal
- 净雨: (有效降水量) net rainfall
- 雨量: rainfall; hyetal 雨量过多 excessive rainfall; 庄稼因雨量不足而遭受损害。 the crops are suffering from deficient rain. 这个地区雨量充足。 rainfall is plentiful in the area.; 雨量测定 hyetometry; 雨量强度计 rain-intensity gage; rate-of-rainfall gage; 雨量站 [气象学] precipitation station
- 净雨（产流量）: excess rainfall
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