C# 定时器封装版（防标题过短）

E:\CSharp Project\Other\模拟协程\定时器\bin\Debug\定时器.exe.config E:\CSharp Project\Other\模拟协程\定时器\bin\Debug\定时器.exe E:\CSharp Project\Other\模拟协程\定时器\bin\Debug\定时器.pdb E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.csproj.AssemblyReference.cache E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.csproj.SuggestedBindingRedirects.cache E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.Form1.resources E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.Properties.Resources.resources E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.csproj.GenerateResource.cache E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.csproj.CoreCompileInputs.cache E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.exe E:\CSharp Project\Other\模拟协程\定时器\obj\Debug\定时器.pdb