实现效果:

知识运用:
ManagementObjectSearch类和ManagementObject类
实现代码:
private void Form1_Load(object sender, EventArgs e)
{
listBox1.Items.Clear(); //清空列表
SelectQuery selectQuery = new SelectQuery("Select * from win32_logicaldisk"); //从WMI中查询信息
ManagementObjectSearcher searcher = new ManagementObjectSearcher(selectQuery); //创建WMI管理对象
foreach (ManagementObject disk in searcher.Get()) //便利查找到的信息
{
string DriveType = disk["DriveType"].ToString(); //存放存储设备类型
if (DriveType == "4") //判断驱动器类型
listBox1.Items.Add(disk["Name"].ToString()); //添加到列表中
}
}
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