maz:=(o+c)/2; aa:c/ma(c,5),linethick3; bb:ref(maz/ma(maz,5),1),colorff00ff,linethick3; 3日均线:ma(maz,3)/ma(c,30); 10日均线:ma(maz,10)/ma(c,30); 30日均线:1;
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