求翻译：2）对所选择的子模型通过线性加权的方法进行融合，建立了多模型的软测量模型，并根据工业指标要求，选择合理的权系数分配方法使得最终模型的预测精度达到最优。是什么意思？

2) the selected sub-model by the method of linear weighted fusion, the establishment of a multi-model soft sensor model, and in accordance with the requirements of industrial indicators, makes the final precision of the model to achieve optimal weight coefficient allocation method.

2) for the selected child model with linear weighted method for integration, the introduction of the multi-model of the soft measurement model, and based on industry requirements, select the right to reasonable factor allocation method for the end of the forecast model to optimize accuracy.

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2) on the model of your choice through the linear weighted approach to integration, the establishment of a model of soft-sensing model, and in accordance with industry requirements, choice of appropriate weight distribution makes the predictive accuracy of the model eventually reach optimal.

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