//示例: $00010K01yymmddhh#13
public String BuildQuery(string sid, EStationType stationType, ETrans trans, DateTime beginTime, EChannelType ctype)
{
// 拼接发送指令的字符串
StringBuilder sb = new StringBuilder();
sb.Append(ProtocolMaps.ChannelProtocolStartCharMap.FindValue(ctype));
sb.Append(String.Format("{0:D4}", Int32.Parse(sid.Trim())));
sb.Append("0K");
// type : 01：01为水位 02为雨量
sb.Append(ProtocolHelpers.StationType2ProtoStr(stationType));
switch (trans)
{
case ETrans.ByHour:
sb.Append(beginTime.ToString("yyMMddHH"));
break;
case ETrans.ByDay:
sb.Append(beginTime.ToString("yyMMdd"));
sb.Append("88");
break;
default:
throw new Exception("传输格式错误");
}
sb.Append('\r');
return(sb.ToString());
}