Then you draw the bargraphs seen in Figure 1, by iterating over the report data.
然后，您通过迭代报告数据，绘制 图 1 中的柱状图。
2
Say you wanted to extend numbers in Ruby to make it easy to implement simple bargraphs.
假设您想要在 Ruby 中扩展数字来简化柱状图的实现过程。
3
Some of it is clear and quickly conveys the point like horizontal bargraphs showing the speed of the subject and two contemporaries- the longer the bar, the faster the aircraft.