A1:=BArslAst(REF(crOSS("macd.dif","maCD.DEA"),1));B1:=REF(C,A1+1)>C AND REF("MacD.DIF",A1+1)<"MACD.DIF" AND CROSS("MACD.DIF","MACD.DEA");MACD底背:B1>0;