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| Chinese | English |
| 水剩余量 | residual amount of water Amount of water left in a water course after it has fed a hydropower plant in order to maintain a satisfactory dry-weather-flow for allowing the survival of biotic communities (水力发电厂用过之后的水道中水的流量，这也是为了保持满足生物区生存需要的旱季流量。) |