老喻三线合一

X_1:=1171002;
X_2:=IF(DATE<X_1,1,DRAWNULL);
X_3:=IF(DATE<X_1,1,DRAWNULL);
X_4:=VOL*(OPEN+CLOSE+HIGH+LOW)*X_2/4;
势:EMA(X_4,21)*X_2/EMA(VOL,21);
压:6*HHV(势,2)-5*势*X_2;
托:2*势-压*X_2;
100;