源码
DIFF : EMA(CLOSE,12) - EMA(CLOSE,26);
DEA : EMA(DIFF,9);
MACD : 2*(DIFF-DEA), COLORSTICK;
周diff:sma("macd.diff#week",2,1),colorgreen;
周DEA:sma("macd.DEA#week",2,1),color0099db;
月diff:sma("macd.diff#month",5,1),colorcyan;
月DEA:sma("macd.DEA#month",5,1),color999901;
