This method is of great theoretic significance and practical use in improving the objectivity and accurateness of the safety state evaluation for petrochemical production installations.

该方法对于提高石油化工生产装置安全现状综合评价的客观性和准确性具有理论意义和实用价值。

We use neural network because of its simpleness and accurateness.

使用神经网络来进行客户离网预警的优点在于其模型建立简单,识别精度高.

Therefore, how to preprocess data to improve the data quality is very important on accurateness of data analysis results.

因此，如何预处理数据对于提高数据质量以及数据分析结果的正确有效性有着重大的影响。

Nevertheless the meaning goes far from accurateness , equal to nothing, or worse than nothing because the words can make listener misunderstand so as to have wrong judgment.

而这个涵义又极不精确，有了等于没有，可能比没有更糟。因为，话可能会误导人，产生错误的判断。