static void Main(string[] args)
{
    string json = "[[\"3/17/2012\",[[0,0],[0,0],[0,0],[0,0],[0,0]],200]]";
    var jss = new JavaScriptSerializer();
    var data = jss.Deserialize<dynamic>(json);

    var d = data[0];
    var m = new Model();
    m.p_OutTime = Convert.ToDateTime(d[0]);
    m.p_SingleRoomPrice = d[1][0][0];
    m.p_SingleRoomSum = d[1][0][1];
    m.p_ParRoomPrice = d[1][1][0];
    m.p_ParRoomSum = d[1][1][1];
    m.p_AdminRoomPrice = d[1][2][0];
    m.p_AdminRoomSum = d[1][2][1];
    m.p_LuxuryRoomPrice = d[1][3][0];
    m.p_LuxuryRoomSum = d[1][3][1];
    m.p_PresRoomPrice = d[1][4][0];
    m.p_PresRoomSum = d[1][4][1];
    m.p_CountRomm = d[2];
}

class Model
{
    public decimal p_SingleRoomPrice { get; set; }
    public int p_SingleRoomSum { get; set; }
    public decimal p_ParRoomPrice { get; set; }
    public int p_ParRoomSum { get; set; }
    public decimal p_AdminRoomPrice { get; set; }
    public int p_AdminRoomSum { get; set; }
    public decimal p_LuxuryRoomPrice { get; set; }
    public int p_LuxuryRoomSum { get; set; }
    public decimal p_PresRoomPrice { get; set; }
    public int p_PresRoomSum { get; set; }
    public DateTime p_OutTime { get; set; }
    public int p_CountRomm { get; set; }
}

------解决方案--------------------
这个都不是标准的JSON数据，要么就是按照规律来找，要么正则吧。