N:=7;M:=5;
VAR1:=(CLOSE-LLV(LOW,60))/(HHV(HIGH,60)-LLV(LOW,60))*80;
B:SMA(VAR1,N,1);
VAR2:SMA(B,M,1);
股海航标:IF(CROSS(B,VAR2) AND B<40,50,0);