主题：各位老师帮我看看后台交易语句是否正确

麻烦了

//平多仓
if ysr<yru or ysr<yzn or ysr<yl or ysr<yta or ysr<ycf or ysr<yrb or ysr<ycu or ysr<yy or ysr<yp or ysr<ya or ysr<ym then
 begin
 SELL(1 and holding>0,0,thisclose);
 tsell(1 and b5 and holding > 0,0,lmt,c,0,'','srx00');
 end    

if  (t2)  then
 begin
 SELL(1 and holding>0,0,thisclose);
 tsell(1 and holding > 0,0,lmt,c,0);
 end    
if  (c<o1 and b5)  then
 begin
 SELL(1 and holding>0,0,thisclose);
 tsell(1 and holding > 0,0,lmt,c,0);
 end    

//建立空头的进场条件

if ysr<yru and ysr<yzn and ysr<yl and ysr<yta and ysr<ycf and ysr<yrb and ysr<ycu and ysr<yy and ysr<yp and ysr<ya and ysr<ym  then
     begin
  
     buyshort(1 and holding = 0 and t1 and c<o1 and b5,1,thisclose);
     tbuyshort(1 and holding = 0 and t1 and c<o1 and b5,1,lmt,c,0,'','srx00');
     end

//平空仓
if ysr>yru or ysr>yzn or ysr>yl or ysr>yta or ysr>ycf or ysr>yrb or ysr>ycu or ysr>yy or ysr>yp or ysr>ya or ysr>ym then
 begin
 sellshort(1 and holding<0,0,thisclose);
 tsellshort(1 and b5 and holding < 0,0,lmt,c,0,'','srx00');
 end        

if (t2) then
 begin
 sellshort(1 and holding<0,0,thisclose);
 TSELLshort(1 and holding <0,0,lmt,c,0);
 end

if  (c<o1 and b5)  then
 begin
 SELLshort(1 and holding<0,0,thisclose);
 tsellshort(1 and holding< 0,0,lmt,c,0);
 end    

我加入后台交易  没反应  不知道问题在哪？