The oxygen transfer theory cannot be used to predict the reaeration coefficient in rivers due to some undetermined parameters.
氧传输理论因存在不确定的参数而不能用来预测河流复氧系数。
The oxygen transfer theory can't be used to predict the reaeration coefficient of the rivers due to some undetermined parameters.
氧传质理论因存在不确定的参数而不能用来预测河流复氧系数。
It is very often that long distance water transfer engineering was destroyed by flood due to too many rivers to cross. So synthese flood risk analysis is needed.
长距离输水工程沿途往往要跨越众多河系，极易受到洪水的冲击，这就需要对其综合水毁风险给出定量的评估。
应用推荐