.net 如何获取磁盘信息

SelectQuery selectQuery = new SelectQuery("select * from Win32_logicaldisk");
ManagementObjectSearcher searcher = new ManagementObjectSearcher(selectQuery);

 foreach (ManagementObject disk in searcher.Get())
                {
                    string DiveType;
                    DiveType = disk["DriveType"].ToString();
                    }                }