文档介绍：DIFF:EMA(CLOSE,5) - EMA(CLOSE,26);
DEA:EMA(DIFF,50);
MACD:2*(DIFF-DEA),COLORSTICK;
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;//收盘价与N周期最低值做差，N周期最高值与N周期最低值做差，两差之间做比值。
K:=SMA(RSV,3,1);//RSV的移动平均值
D:=SMA(K,3,1);//K的移动平均值
J:=3*K-2*D;
LC := REF(CLOSE,1);//前一周期收盘价
RSI1:=SMA(MAX(CLOSE-LC,0),6,1)/SMA(ABS(CLOSE-LC),6,1)*100;//当根K线收盘价与前一周期收盘价做差，在该差值与0之间取最大值，做N1周期移动平均。收盘价与前一周期收盘价做差值，取该差值的N1周期移动平均值，两平均值之间做比值。
RSI2:=SMA(MAX(CLOSE-LC,0),12,1)/SMA(ABS(CLOSE-LC),12,1)*100;//当根K线收盘价与前一周期收盘价做差，在该差值与0之间取最大值，做N2周期移动平均。收盘价与前一周期收盘价做差值，取该差值的N2周期移动平均值，两平均值之间做比值。
A1:=BARSLAST(REF(CROSS(DIFF,DEA),1));
B1:=REF(C,A1+1)>C AND REF(DIFF,A1+1)<DIFF AND CROSS(DIFF,DEA);
A2:=BARSLAST(REF(CROSS(K,D),1));
B2:=REF(C,A2+1)>C AND REF(K,A2+1)<D AND CROSS(K,D);
A3:=BARSLAST(REF(CROSS(RSI1,RSI2),1));
B3:=REF(C,A3+1)>C AND REF(RSI1,A3+1)<RSI1 AND CROSS(RSI1,RSI2);
C1:=BARSLAST(REF(CROSS(DEA,DIFF),1));
D1:=REF(C,C1+1)<C AND REF(DIFF,C1+1)>DIFF AND CROSS(DEA,DIFF);
C2:=BARSLAST(REF(CROSS(K,D),1));
D2:=REF(C,C2+1)<C AND REF(K,C2+1)>K AND CROSS(D,K);
C3:=BARSLAST(REF(CROSS(RSI2,RSI1),1));
D3:=REF(C,C3+1)<C AND REF(RSI1,C3+1)>RSI1 AND CROSS(RSI2,RSI1);
低位金叉:CROSS(DIFF,DEA) AND DIFF<-,NODRAW;
STICKLINE(低位金叉,0,DIFF,1,0),COLORRED;
DRAWTEXT(低位金叉,DIFF,' 低位金叉'),COLORRED;
DRAWTEXT(B1>0,MACD,'MACD底背'),COLORRED;
DRAWTEXT(B2>0,MACD,'KDJ底背'),COLORRED;
DRAWTEXT(B3>0,MACD*,'RSI底背'),COLORRED