右键新建->你喜欢的文件类型

E:\MyProject\custom_file_type\custom_file_type\obj\Debug\ResolveAssemblyReference.cache E:\MyProject\custom_file_type\custom_file_type\obj\Debug\custom_file_type.Form1.resources E:\MyProject\custom_file_type\custom_file_type\obj\Debug\custom_file_type.Properties.Resources.resources E:\MyProject\custom_file_type\custom_file_type\obj\Debug\custom_file_type.csproj.GenerateResource.Cache E:\MyProject\custom_file_type\custom_file_type\bin\Debug\custom_file_type.exe E:\MyProject\custom_file_type\custom_file_type\bin\Debug\custom_file_type.pdb E:\MyProject\custom_file_type\custom_file_type\obj\Debug\custom_file_type.exe E:\MyProject\custom_file_type\custom_file_type\obj\Debug\custom_file_type.pdb E:\MyProject\custom_file_type\custom_file_type\bin\Debug\IrisSkin2.dll