主题：请高手帮看看，不胜感激

INPUT:M(10,1,100,1);
INPUT:a(1.67,1,100,1);
INPUT:N(75,1,100,1);
INPUT:LOT1(1,1,10,1);
INPUT:LOT2(1,1,10,1);

runmode:0;
YOPEN:='IF12＄OPEN';
POPEN:='IF03＄OPEN';
MEAN:=MA(YOPEN-POPEN,M);
vd:=std(YOPEN-POPEN,N);
UPPERBAND:=MEAN+a*vd;
LOWERBAND:=MEAN-a*vd;

IF NOT(ISLASTBAR) THEN EXIT;

//做空价差
IF TBUYHOLDINGEX('800980','IF12',0)=0 AND TBUYHOLDINGEX('800980','IF03',0)=0 AND TSELLHOLDINGEX('800980','IF12',0)=0 AND TSELLHOLDINGEX('800980','IF03',0)=0 THEN
BEGIN
TBUYSHORT(YOPEN-POPEN>=UPPERBAND,LOT1,lmt,YOPEN,0,'','IF12');
TBUY(YOPEN-POPEN>=UPPERBAND,LOT2,lmt,POPEN,0,'','IF03');
END

//做空套利平仓
//IF TSELLHOLDINGEX('800980','IF12',0)>0 AND TBUYHOLDINGEX('800980','IF03',0)>0 and tenterbars>0 THEN
//BEGIN
TSELLSHORT(YOPEN-POPEN<=MEAN,LOT1,lmt,YOPEN,0,'','IF12');
TSELL(YOPEN-POPEN<=MEAN,LOT2,lmt,POPEN,0,'','IF03');
//END

//做多价差
IF TBUYHOLDINGEX('800980','IF12',0)=0 AND TBUYHOLDINGEX('800980','IF03',0)=0 AND TSELLHOLDINGEX('800980','IF12',0)=0 AND TSELLHOLDINGEX('800980','IF03',0)=0 THEN
BEGIN
TBUY(YOPEN-POPEN<=LOWERBAND,LOT1,lmt,YOPEN,0,'','IF12');
TBUYSHORT(YOPEN-POPEN<=LOWERBAND,LOT2,lmt,POPEN,0,'','IF03');
END

//做多套利平仓
IF TBUYHOLDINGEX('800980','IF12',0)>0 AND TSELLHOLDINGEX('800980','IF03',0)>0 and tenterbars>0 THEN
BEGIN
TSELL(YOPEN-POPEN>=MEAN,LOT1,lmt,YOPEN,0,'','IF12');
TSELLSHORT(YOPEN-POPEN>=MEAN,LOT2,lmt,POPEN,0,'','IF03');
END

下单日志如下：

序号    品种名称         说明    预警名称         预警时间          预警价格    现价/盈亏        动作
1       IF12 股指1112            股指跨期套利1    11/12/15 09:23    2403.8      2402.4/-0.06%    开空
2       IF03 股指1203            股指跨期套利1    11/12/15 09:23    2423.0      2423.6/+0.02%    开多
3       IF12 股指1112            股指跨期套利1    11/12/15 09:23    2403.8      2402.4/-0.06%    平空
4       IF03 股指1203            股指跨期套利1    11/12/15 09:23    2423.0      2423.6/+0.02%    平多
5       IF12 股指1112            股指跨期套利1    11/12/15 09:23    2403.8      2402.4/-0.06%    开多
6       IF03 股指1203            股指跨期套利1    11/12/15 09:23    2423.0      2423.6/+0.02%    开空
7       IF12 股指1112            股指跨期套利1    11/12/15 09:25    2402.8      2402.4/-0.02%    开空
8       IF03 股指1203            股指跨期套利1    11/12/15 09:25    2423.2      2423.6/+0.02%    开多
9       IF12 股指1112            股指跨期套利1    11/12/15 09:25    2402.8      2402.4/-0.02%    平空
10      IF03 股指1203            股指跨期套利1    11/12/15 09:25    2423.2      2423.6/+0.02%    平多
11      IF12 股指1112            股指跨期套利1    11/12/15 09:25    2402.8      2402.4/-0.02%    开多
12      IF03 股指1203            股指跨期套利1    11/12/15 09:25    2423.2      2423.6/+0.02%    开空
13      IF12 股指1112            股指跨期套利1    11/12/15 09:30    2402.6      2402.4/-0.01%    开空
14      IF03 股指1203            股指跨期套利1    11/12/15 09:30    2422.8      2423.6/+0.03%    开多
15      IF12 股指1112            股指跨期套利1    11/12/15 09:30    2402.6      2402.4/-0.01%    平空
16      IF03 股指1203            股指跨期套利1    11/12/15 09:30    2422.8      2423.6/+0.03%    平多
17      IF12 股指1112            股指跨期套利1    11/12/15 09:30    2402.6      2402.4/-0.01%    开多
18      IF03 股指1203            股指跨期套利1    11/12/15 09:30    2422.8      2423.6/+0.03%    开空

请高手帮忙看看，怎么开仓这么频繁啊，程序思想很简单，取两品种N周期价差均值，上轨是价差均值+标准差，下轨是价差均值-标准差，价差突破上轨做空价差，回归均值平仓；做多价差同理