A5:=3*SMA((CLOSE-LLV(LOW,18))/(HHV(HIGH,18)-LLV(LOW,18))*100,21,1)-2*
SMA(SMA((CLOSE-LLV(LOW,18))/(HHV(HIGH,18)-LLV(LOW,18))*100,20,1),8,1);
安全位:=20;
低位转强:IF(crOSS(A5,安全位),50,0),COLORRED;
A5:=3*SMA((CLOSE-LLV(LOW,18))/(HHV(HIGH,18)-LLV(LOW,18))*100,21,1)-2*
SMA(SMA((CLOSE-LLV(LOW,18))/(HHV(HIGH,18)-LLV(LOW,18))*100,20,1),8,1);
安全位:=20;
低位转强:IF(crOSS(A5,安全位),50,0),COLORRED;