private String convertUnit(String s)
{
//convert unit of time
String[] del = new String[] { " " };
String[] fa = s.Split(del, StringSplitOptions.None);
List<String> strArr = fa.OfType<String>().ToList();
String strOut = strArr[0].Trim();
switch (strArr[1])
{
case "MSEC":
strOut += " ms";
break;
case "USEC":
strOut += " us";
break;
case "NSEC":
strOut += " ns";
break;
case "PC":
strOut += " %";
break;
case "OHM":
strOut += " ohm";
break;
case "KOHM":
strOut += " kohm";
break;
case "MHZ":
strOut += " MHz";
break;
case "KHZ":
strOut += " kHz";
break;
case "HZ":
strOut += " Hz";
break;
default:
strOut = s;
break;
}
return strOut;
}