有了对如折线图、柱状图、饼图、堆叠条形图的图表类型的支持，ExtJS 图表在很多应用程序中有了用武之地。
With support for chart types such as line, column, pie, and stacked bar, Ext JS charts can find a place in most applications.
它是以5个价格之条形图之中点价（最高+最低）/2取移动平均，再减去34支条形图之中点价（最高+最低）/2之移动平均，并以柱状图之形式表示。
It is a 34-bar simple moving average of the bar"s midpoints (H+L)/2 subtracted from a 5-bar simple moveing average of the midpoints (H+L)/2, plotted in a histogram form."
它是以5个价格之条形图之中点价（最高+最低）/2取移动平均，再减去34支条形图之中点价（最高+最低）/2之移动平均，并以柱状图之形式表示。
It is a 34-bar simple moving average of the bar"s midpoints (H+L)/2 subtracted from a 5-bar simple moveing average of the midpoints (H+L)/2, plotted in a histogram form."
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