//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()); }