All these problems are about assessing risk, or predicting the future, which no one except a fool believes he can do without some margin of error.
所有这些问题都是关于风险评估和未来预测的，除了疯子，谁也不会觉得自己能做到分毫不差。
And discuss the reason of the error in the predicting model of the RH.
并分析了相对湿度预测模型中误差产生的原因。
But the complexity of the problem, the indefinite of the factors and especially the limits of the predicting method made large error between the prediction value and the reality.
但由于问题本身的复杂性、影响因素的不确切性、特别是预测方法的局限性，使得目前需水预测误差较大。
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