Form1.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;
using System.IO;
using System.Management;
using Microsoft.Win32;
namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private List<string> _serialNumber = new List<string>();

        /// <summary>
        /// 调用这个函数将本机所有U盘序列号存储到_serialNumber中
        /// </summary>
        private void matchDriveLetterWithSerial()
        {
            string[] diskArray;
            string driveNumber;
            var searcher = new ManagementObjectSearcher("SELECT * FROM Win32_LogicalDiskToPartition");
            foreach (ManagementObject dm in searcher.Get())
            {
                getValueInQuotes(dm["Dependent"].ToString());
                diskArray = getValueInQuotes(dm["Antecedent"].ToString()).Split(',');
                driveNumber = diskArray[0].Remove(0, 6).Trim();
                var disks = new ManagementObjectSearcher("SELECT * FROM Win32_DiskDrive");
                foreach (ManagementObject disk in disks.Get())
                {
                    if (disk["Name"].ToString() == ("\\\\.\\PHYSICALDRIVE" + driveNumber) & disk["InterfaceType"].ToString() == "USB")
                    {
                        _serialNumber.Add(parseSerialFromDeviceID(disk["PNPDeviceID"].ToString()));
                    }
                }
            }
        }
        private static string parseSerialFromDeviceID(string deviceId)
        {
            var splitDeviceId = deviceId.Split('\\');
            var arrayLen = splitDeviceId.Length - 1;
            var serialArray = splitDeviceId[arrayLen].Split('&');
            var serial = serialArray[0];
            return serial;
        }

        private static string getValueInQuotes(string inValue)
        {
            var posFoundStart = inValue.IndexOf("\"");
            var posFoundEnd = inValue.IndexOf("\"", posFoundStart + 1);
            var parsedValue = inValue.Substring(posFoundStart + 1, (posFoundEnd - posFoundStart) - 1);
            return parsedValue;