n:=4;
最高:MA(HIGH,N);
收盘:MA(CLOSE,N);
最低:MA(LOW,N);
开盘:MA(OPEN,N);
LOWV:=LLV(LOW,9);
HIGHV:=HHV(HIGH,9);
RSV:=EMA((CLOSE-LOWV)/(HIGHV-LOWV)*100,3);
K:=EMA(RSV,3);
TJ1:=K>REF(K,1) AND K<70;
XG:=CROSS(收盘,开盘) AND TJ1;
DRAWTEXT(CLOSE/OPEN=XG, 最低,'低吸');
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