主题：[求助]多账户中如何编写TBUY函数

资产:tASSET,LINETHICK0;
持仓:tHOLDING,LINETHICK0;

TBUY(BK,8,0,'84320','SQRB05');
TBUY(BK,3,0,'84320','SQRU03');
TBUY(BK,4,0,'84320','SQZN02');
TBUY(BK,5,0,'84320','DQY09');
TBUY(BK,6,0,'84320','DQP09');
TBUY(BK,22,0,'84320','DQM09');
TBUY(BK,7,0,'84320','DQL01');
TBUY(BK,7,0,'84320','ZQSRX09');
TBUY(BK,10,0,'84320','ZQTA01');
TBUY(BK,10,0,'84320','ZQRO05');

TSELL(SP and 持仓>0,持仓,0,'84320','SQRB05');
TSELL(SP and 持仓>0,持仓,0,'84320','SQRU03');
TSELL(SP and 持仓>0,持仓,0,'84320','SQZN02');
TSELL(SP and 持仓>0,持仓,0,'84320','DQY09');
TSELL(SP and 持仓>0,持仓,0,'84320','DQP09');
TSELL(SP and 持仓>0,持仓,0,'84320','DQM09');
TSELL(SP and 持仓>0,持仓,0,'84320','DQL01');
TSELL(SP and 持仓>0,持仓,0,'84320','ZQSRX09');
TSELL(SP and 持仓>0,持仓,0,'84320','ZQTA01');
TSELL(SP and 持仓>0,持仓,0,'84320','ZQRO05');

TBUYSHORT(SK,8,0,'84320','SQRB05');
TBUYSHORT(SK,3,0,'84320','SQRU03');
TBUYSHORT(SK,4,0,'84320','SQZN02');
TBUYSHORT(SK,5,0,'84320','DQY09');
TBUYSHORT(SK,6,0,'84320','DQP09');
TBUYSHORT(SK,22,0,'84320','DQM09');
TBUYSHORT(SK,7,0,'84320','DQL01');
TBUYSHORT(SK,7,0,'84320','ZQSRX09');
TBUYSHORT(SK,10,0,'84320','ZQTA01');
TBUYSHORT(SK,10,0,'84320','ZQRO05');

TSELLSHORT(BP and 持仓<0,持仓,0,'84320','SQRB05');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','SQRU03');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','SQZN02');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','DQY09');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','DQP09');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','DQM09');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','DQL01');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','ZQSRX09');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','ZQTA01');
TSELLSHORT(BP and 持仓<0,持仓,0,'84320','ZQRO05');

请问老师，我这样编写函数在实际测试中为什么不会对相应的品种开相应的仓位？谢谢