1.the table shows the changes in the number of...over the period from...to...

该表格描述了在...年之...年间...数量的变化。

2.the bar chart illustrates that... 

该柱状图展示了...

3.the graph provides some interesting data regarding...

该图为我们提供了有关...有趣数据。

4.the diagram shows (that)...

该图向我们展示了...

5.the pie graph depicts (that)....

该圆形图揭示了...

6.this is a curve graph which describes the trend of...

这个曲线图描述了...的趋势。

7.the figures/statistics show (that)...

数据（字）表明...

8.the tree diagram reveals how...

该树型图向我们揭示了如何...

9.the data/statistics show (that)...

该数据（字）可以这样理解...

10.the data/statistics/figures lead us to the conclusion that...

这些数据资料令我们得出结论...

11.as is shown/demonstrated/exhibited in the diagram/graph/chart/table...

如图所示...

12.according to the chart/figures...

根据这些表（数字）...

13.as is shown in the table...

如表格所示...

14.as can be seen from the diagram,great changes have taken place in...

从图中可以看出，...发生了巨大变化。

15.from the table/chart/diagram/figure,we can see clearly that...or it is clear/apparent from the chart that...

从图表我们可以很清楚（明显）看到...

16.this is a graph which illustrates...

这个图表向我们展示了...

17.this table shows the changing proportion of a & b from...to...

该表格描述了...年到...年间a与b的比例关系。

18.the graph,presented in a pie chart, shows the general trend in...

该图以圆形图形式描述了...总的趋势。

19.this is a column chart showing...

这是个柱型图，描述了...

20.as can be seen from the graph,the two curves show the flutuation of...

如图所示，两条曲线描述了...的波动情况。