一、专题知识梳理1.图表信息题的类型和特点图表信息型问题大致可分为图象信息型、表格信息型和文字图表信息型这几种类型.其中,涉及图的常有几何图形信息型、情景图象信息型、函数图象信息型和统计图信息型;涉及表的常有一般表格信息型、函数表信息型和统计表信息型; I. Thematic knowledge combing 1. Types and characteristics of graph information questions Graph information problems can be broadly classified into image information type, table information type, and text chart information type. Among them, the common geometric information concerning diagrams. Type, scene image information type, function image information type, and statistical information type; table-related information types, function table information type, and statistical table information type;