R:=HHV(H,30)-REF(O,30); R1:=C-LLV(L,30); R2:=(HHV(H,30)-LLV(L,30))*2; 指数:(R+R1)/R2*100,colorred ,linethick1; 上线:EMA(指数,30)+30,colorgreen ,linethick1; 下线:EMA(指数,20)-10,colorgreen ,linethick1;
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