To add a secondary axis to a chart, you would select the data, and then click selected data series on the chart menu. 要向图表添加次坐标轴,可选择该数据,然后单击“图表”菜单上的“所选数据系列”。
In the end, the accuracy of the prediction model was tested by utilizing several randomly selected historical data series. 最后,利用随机选取的历史数据系列对预测模型的精度进行了检验。
Changes chart type of the active chart or selected data series 改变活动图表类型或选定数据系列及图表类型创建图表
Because the selected data are of characteristics of time series, they are processed and inspected with time serial method. 由于选取的数据均具有时间序列特性,所以本文采用时间序列的方法对数据进行处理和检验。