a data graph/chart/diagram/illustration/table

泛指一份数据图表：a data graph/chart/diagram/illustration/table

　　饼图：pie chart

　　直方图或柱形图：bar chart / histogram

　　趋势曲线图：line chart / curve diagram

　　表格图：table

　　流程图或过程图：flow chart / sequence diagram

　　程序图：processing/procedures diagram