public static DataNode[] QueryData(string code, DateTime day)
{
WindData result;
lock (_threadLock)
{
var start = day.Date.AddHours(9.5);
var end = day.Date.AddHours(15);
result = _api.wst(code, "last,volume", start, end, "");
}
return(DataHelper.ParseData(result, "wst"));
}