var1:=100-90*(HHV(HIGH,20)-CLOSE)/(HHV(HIGH,20)-LLV(LOW,20));
var2:=100-90*(HHV(HIGH,20)-CLOSE)/(HHV(HIGH,20)-LLV(LOW,20));
var3:=100-MA(100*(HHV(HIGH,6)-CLOSE)/(HHV(HIGH,6)-LLV(LOW,6)),28);
买入:IF(var2<MA(var3,6),MA(var3,6),var2),colorred;
卖出:IF(var1>MA(var3,6),MA(var3,6),var1),colorgreen;
强弱线:MA(var3,6),coloryellow ,linethick1;
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