请指教定义bar的表述是不是有问题？

Params Numeric SLength(200); Numeric FastLength(12); Numeric SlowLength(26); Numeric MACDLength(9); Numeric NearMAPer(2); Numeric Lots(1); Numeric StartPer3(10); //3级跟踪止盈，盈利6%启动 Numeric StopPer3(10); //3级跟踪止盈，盈利回撤10%触发 Numeric StartPer2(2); //3级跟踪止盈，盈利2%启动 Numeric StopPer2(2); //3级跟踪止盈，盈利回撤2%触发 Numeric a; Vars Bool BuyEntry1(False); Bool SellEntry1(False); NumericSeries MA1; NumericSeries MACDValue; NumericSeries AvgMACD; NumericSeries MACDDiff; NumericSeries HighestAfterEntry; // 开仓后出现的最高价 NumericSeries LowestAfterEntry; // 开仓后出现的最低价 NumericSeries BarsEntry; Begin MA1 = AverageFC(Close,SLength); MACDValue = XAverage( Close, FastLength ) - XAverage( Close, SlowLength ) ; AvgMACD = XAverage(MACDValue,MACDLength); MACDDiff = MACDValue - AvgMACD; BarsEntry = BarsSinceEntry; HighestAfterEntry = Highest(High,BarsSinceEntry); LowestAfterEntry = Lowest(low,BarsSinceEntry); If(MarketPosition==1 && BarsSinceLastEntry>0) Commentary("开仓后最大盈利比率："+Text((HighestAfterEntry[1]-LastEntryPrice)/LastEntryPrice*100)+"%"); If(MarketPosition==-1 && BarsSinceLastEntry>0) Commentary("开仓后最大盈利比率："+Text((LastEntryPrice-LowestAfterEntry[1])/LastEntryPrice*100)+"%"); //记录开仓后高低点 If(BarsSinceentry == 0) { HighestAfterEntry = High; LowestAfterEntry = Low; } else { HighestAfterEntry = Max(HighestAfterEntry,High); // 记录下当前Bar的最高点，用于下一个Bar的跟踪止损判断 LowestAfterEntry = Min(LowestAfterEntry,Low); // 记录下当前Bar的最低点，用于下一个Bar的跟踪止损判断 Commentary("持仓k线数量:"+Text(BarsEntry[1])); } //主体程序 //开仓方式1： BuyEntry1 = MACDValue[1] > AvgMACD[1] && MACDValue[1]> 0 && c[1] > MA1[1] ; SellEntry1 = MACDValue[1] < AvgMACD[1] && MACDValue[1]< 0 && c[1] < MA1[1] ; If((MarketPosition == -1&& BuyEntry1 && BarsSinceEntry > a) || (MarketPosition == 0 && BuyEntry1)) { Buy(lots,Open); } If((MarketPosition == 1 && SellEntry1 && BarsSinceEntry > a) || (MarketPosition == 0 && SellEntry1 )) { SellShort(lots,Open); } //止盈 If(MarketPosition==-1 && BarsSinceLastEntry>0 && LowestAfterEntry[1]<=LastEntryPrice*(1-0.01*StartPer3) && High>=LowestAfterEntry[1]+(LastEntryPrice-LowestAfterEntry[1])*0.01*StopPer3) { BuyToCover(0,Max(Open,LowestAfterEntry[1]+(LastEntryPrice-LowestAfterEntry[1])*0.01*StopPer3)); Commentary("最大盈利达到"+Text(StartPer3)+"%之后盈利回撤"+Text(StopPer3)+"%平空"); } If(MarketPosition==1 && BarsSinceLastEntry>0 && HighestAfterEntry[1]>=LastEntryPrice*(1+0.01*StartPer3) && Low<=HighestAfterEntry[1]-(HighestAfterEntry[1]-LastEntryPrice)*0.01*StopPer3) { Sell(0,Min(Open,HighestAfterEntry[1]-(HighestAfterEntry[1]-LastEntryPrice)*0.01*StopPer3)); Commentary("最大盈利达到"+Text(StartPer3)+"%之后盈利回撤"+Text(StopPer3)+"%平多"); } //止损 If(MarketPosition==-1 && BarsSinceLastEntry>0 && LowestAfterEntry[1]>=LastEntryPrice*(1-0.01*StartPer2) && High>=LowestAfterEntry[1]*(1+StopPer2*0.01)) { BuyToCover(0,Max(LowestAfterEntry[1]*(1+StopPer2*0.01),Open)); Commentary("最大盈利不超过"+Text(StartPer2)+"%之后回撤"+Text(StopPer2)+"%平空"); } If(MarketPosition==1 && BarsSinceLastEntry>0 && HighestAfterEntry[1]<=LastEntryPrice*(1+0.01*StartPer2) && Low<=HighestAfterEntry[1]*(1-StopPer2*0.01)) { Sell(0,Min(HighestAfterEntry[1]*(1-StopPer2*0.01),Open)); Commentary("最大盈利不超过"+Text(StartPer2)+"%之后回撤"+Text(StopPer2)+"%平多"); } //画线 PlotNumeric("MA1",MA1); End