This paper inserts grey system, makes use of finite time series, follows GM (1, 1) building method, builds the long term prediction model of total waste -water in Heilongjiang Province.
本文引入灰色系统理论，利用有限的时间序列，按照GM(1,1)建模方法，建立起黑龙江省污水总量长期预测模型。
Previously the model of prediction of traffic flow have disadvantage that the time of operation is too long and the precision is low.
目前的交通流预测模型存在着运算时间长、精度不高等缺点。
This increases the uncertainty of occurrence time of earthquakes in middle Bohai Sea, and it is unfavorable for long term earthquake prediction there.
使渤中地震发生时间的不确定性增大，不利于渤海地震长期预测。
Erathquake prediction is a difficult task of geoscience to be required imminently answer, and don't to be solved until it is only searched a long time.
地震预测是一个既紧迫要求予以回答、又需要长期探索方能最终解决的地球科学难题。
The research of portable ECG analyzer is of great significance to the prediction of cardiovascular diseases and home healthcare, it is a hot research filed in biomedical engineering for a long time.
便携式心电分析仪研究对心血管疾病的早期预测及家庭医疗保健具有十分重要的意义，一直是生物医学工程领域的研究热点。
The realization of this system has solved the scientific and studying needs of the precursory observation data, which are accumulated for a long time in the analysis and prediction.
该系统的实现解决了分析预报和研究人员对长期积累的前兆观测数据的科研需要。
The realization of this system has solved the scientific and studying needs of the precursory observation data, which are accumulated for a long time in the analysis and prediction.
该系统的实现解决了分析预报和研究人员对长期积累的前兆观测数据的科研需要。
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