static void Main(string[] args)
{
// 运行服务
    if (args[0].ToLower() == "/s" || args[0].ToLower() == "-s")
{
ServiceBase[] ServicesToRun;
ServicesToRun = new ServiceBase[] { new MyService1() };
ServiceBase.Run(ServicesToRun);
}
}

private void ServiceInstaller1_AfterInstall(object sender, InstallEventArgs e)
{
// 给服务添加命令行参数 -s
    try
{
RegistryKey regKey = Registry.LocalMachine.OpenSubKey
(@"SYSTEM\CurrentControlSet\Services\" + serviceInstaller1.ServiceName, true);
object value = regKey.GetValue("ImagePath");
if (value != null)
{
string imagePath = value.ToString();
regKey.SetValue("ImagePath", imagePath + " -s");
regKey.Flush();
}
regKey.Close();
}
catch
{}
}