fratar method meaning in Chinese

弗拉特法

The forecast is quantitative analysis in the paper . the amounts of cargo flow are forecast by generation models of transportation demand and the directions distributing of cargo transportation are forecast by distribution models . the forecast methods which have already been used for amounts of cargo transportation are trend inference method , smooth method of index and grey system method ; the forecast methods which have been used for cargo transportation distributions are fratar method and furness method
预测od流主要运用了定量分析预测法。 od生成预测用到的预测方法有趋势外推法、指数平滑法和灰色系统法等； od分布预测用到的预测方法有佛莱特( fratar )法和弗尼斯( furness )法。
5 ) . the traffic volume forecasting is carried out on the background of a highway . it indicates that it is feasible using flexibility modulus method in forecasting trip production and generation , the convergence is quickly using fratar method in forecasting origin and destination table and it is convenience using multiroute method in forecasting assignment
经分析，在进行交通量发生吸引量预测时，采用弹性系数法较为可行；进行趋势交通量分布预测时，采用费雷特法进行分析计算收敛较快；进行交通量分配预测时，采用多路径交通分配比较可靠。