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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 ;