//下单
public WindData torder(string windCodes, string tradeSide, string orderPrice, string orderVolume, string options)
{
checkConnection();
object ofields, odata;
int errCode;
odata = wdc.tSendOrder(windCodes, tradeSide, orderPrice, orderVolume, options, out ofields, out errCode);
return(formatWD(null, ofields, null, odata, errCode));
}