C# dataset及dataGridView操作、统计图形小例子

E:\Project\Test\WinTest\winTest\bin\Debug\winTest.exe.config E:\Project\Test\WinTest\winTest\bin\Debug\winTest.exe E:\Project\Test\WinTest\winTest\bin\Debug\winTest.pdb E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.MainForm.resources E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.BingTu.resources E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.Form2.resources E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.Properties.Resources.resources E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.Tu.UserControl2.resources E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.UserControl1.resources E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.csproj.GenerateResource.Cache E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.exe E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.pdb E:\Project\Test\WinTest\winTest\obj\x86\Debug\winTest.csprojResolveAssemblyReference.cache C:\Users\Administrator\Desktop\WinTest\winTest\bin\Debug\winTest.exe.config C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.exe C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.pdb C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.csprojResolveAssemblyReference.cache C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.MainForm.resources C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.BingTu.resources C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.Properties.Resources.resources C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.Tu.UserControl2.resources C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.UserControl1.resources C:\Users\Administrator\Desktop\WinTest\winTest\obj\x86\Debug\winTest.csproj.GenerateResource.Cache C:\Users\Administrator\Desktop\WinTest\winTest\bin\Debug\winTest.exe C:\Users\Administrator\Desktop\WinTest\winTest\bin\Debug\winTest.pdb