The chart gives us an overall picture of the 图表主题。 The first thing we notice is that 图表最大特点 。 This means that as (进一步说明)。

We can see from the statistics given that 图表细节一 。 After 动词-ing 细节一中的第一个变化， the动词-ed+幅度+时间(紧跟着的变化) 。 The figures also tell us that图表细节二 。 In the column， we can see that accounts for (进一步描述)。

Judging from these figures， we can draw the conclusion that (结论)。 The reason for this， as far as I am concerned is that (给出原因)。 / It is high time that we (发出倡议)。