The market and price fluctuation trend from electric power and chemical industries will also influence natural gasdemand price fluctuation trend in return.
The results show the self-adapt optimized combination forecast model covering the aging function is better than the other forecast models for gasdemand forecast.
结果表明,融入时效函数的自适应递推优化组合预测模型比采用其它预测模型预测的结果更好。
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SEOUL—South Korea posted a much larger-than-expected trade surplus in February as ship deliveries boosted exports, while imports fell as holidays reduced crude oil and natural gasdemand.