One way to get the attention of key executives is to calculate what a one-percentage-point improvement in forecast accuracy may mean to the company.
有种方法可以帮助获得高管的支持：计算出1%的预测改进会给公司带来怎样的影响。
It verifies the accuracy of the original forecast result. Meanwhile, it proposes improvement recommendations in the light of the measurement and calculation method to the noise source, such as rail...
论证了原预测结果的准确性，针对列车等铁路声源的测量、计算方法提出了改进建议，为铁路噪声环境影响预测方法的改进提供了思路。
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