名词
中文翻译：Unknown
同义词：
['1. extrapolation value 2.extrapolated value 3. extrapolated coefficient']
例句：
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1. The extrapolation number for this model is 0.5, which means the predicted result is slightly higher than the actual value.
这个模型的外推数是0.5，这意味着预测结果略高于实际值。
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2. In order to improve the accuracy of the model, we need to calculate the extrapolation number and adjust the parameters accordingly.
为了提高模型的准确性，我们需要计算外推数并相应地调整参数。
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3. The extrapolation number can be used to predict the performance of the system under different conditions.
外推数可以用来预测系统在不同条件下的性能。