以下为句子列表:
英文: Aimed at the feature of great fluctuation of water flow-rate in rivers and taking the monthly average flow-rate at low water with 90% guaranty in recent ten years as design flow-rate, the permissible amount of major pollutants discharged into Yellow River
中文: 摘要针对河水流量变化大这一特点,采用以对数正态分布理论为指导的随机计算模式,以近十年90%保证率最枯月平均流量为设计流量,确定黄河兰州段主要污染物的容许排污量,即随机水环境容量。
更详细...
|