Dim kgtztjdr As DataRow = DataTables("各卷知识点频度统计").find("试卷号与题型 ='" & e.DataRow("试卷号") & "客观题" & "'") Dim t1 As Integer Dim t2 As Integer Dim t3 As Integer Dim t4 As Integer Dim t5 As Integer Dim t6 As Integer For Each cl As DataCol In e.DataTable.DataCols If cl.IsString Then Select Case e.DataRow(cl.Name) Case "测定纯净物组成" t1 + = 1 Case "符号描述纯净物组成" t2 + = 1 Case "定量描述纯净物组成" t3 + = 1 Case "纯净物组成分类" t4 + = 1 Case "描述混合物组成及含量" t5 + = 1 Case "测定混合物组成及含量" t6 + = 1 End Select End If Next kgtztjdr("测定纯净物组成") = t1 kgtztjdr("符号描述纯净物组成") = t2 kgtztjdr("定量描述纯净物组成") = t3 kgtztjdr("纯净物组成分类") = t4 kgtztjdr("描述混合物组成及含量") = t5 kgtztjdr("测定混合物组成及含量") = t6
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