不同事物定位符号传递量化信息的方法不同，展现点状事物量化信息主要方法是量化点位符号法；
Different graph symbols transfer information in different manners. The quantitative information of the point object is shown by the quantitative point location;
不同事物定位符号传递量化信息的方法不同，展现点状事物量化信息主要方法是量化点位符号法；
Different graph symbols transfer information in different manners. The quantitative information of the point object is shown by the quantitative point location;
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