折线:ZIG(3,20);
前波峰值:=PEAK(3,20,1);
前波谷值:=TROUGH(3,20,1);
DRAWNUMBER(折线>REF(折线,1) AND REF(折线,1)<REF(折线,2),REF(C,1),-(前波峰值-REF(C,1))/前波峰值*100);
DRAWNUMBER(折线<REF(折线,1) AND REF(折线,1)>REF(折线,2),REF(C,1),(REF(C,1)-前波谷值)/前波谷值*100);
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