Compared with the bench test under the same conditions, the established model has higher precision.
与相同工况下的台架试验对比可知，所建模型精度较高。
It is proved in use that the new method has an advantage over conventional ones, the prediction model has higher precision, the maximum average error is within 1%.
应用结果表明，该方法优于一般预报方法，具有较高的精度，最大相对误差在1%以内。
Certain sales volume prediction model established on the basis of regression analysis method has higher prediction precision to the types of commodity that closely related to the change of seasons.
运用回归分析方法建立的某类销售量预测模型，对季节变化关联较强的商品的销售量有较高的预测精确度。
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