zhè / xiàng / yán / jiū / gēn / jù / duō / nián / de / shí / jiān / xù / liè / shù / jù / yù / cè / wèi / lái / xū / qiú这项研究根据多年的时间序列数据预测未来需求。This study uses years of time-series data to predict future demand.