多方控盘:=(EMA(CLOSE,7)+EMA(CLOSE,13)+EMA(CLOSE,21)+EMA(CLOSE,34))/4,COLORRED;
空方控盘:=EMA(多方控盘,10),COLORGREEN;
XA_29:=crOSS(多方控盘,空方控盘);
B:XA_29;
多方控盘:=(EMA(CLOSE,7)+EMA(CLOSE,13)+EMA(CLOSE,21)+EMA(CLOSE,34))/4,COLORRED;
空方控盘:=EMA(多方控盘,10),COLORGREEN;
XA_29:=crOSS(多方控盘,空方控盘);
B:XA_29;