A1:=(CLOSE-LLV(LOW,72))/(HHV(HIGH,72)-LLV(LOW,72))*100; A2:=SMA(A1,6,1); A3:=SMA(A2,6,1); 出击:=3*A2-2*A3; 阻力:=3*A3-2*A2; CROSS(出击,阻力)AND 出击<50 ;