DRAWGBK((CLOSE = CLOSE),COLORRGB(90,90,90),COLORRGB(0,0,0),1);DM:=IF(((CLOSE > REF(CLOSE,1)) AND (OPEN > REF(OPEN,1))),1,(0 - 1));OK:ROUND(EMA(SUM(DM,89),21)),colorFFFF;PARTLINE((OK > REF(OK,1)),OK),colorFF;EXPLAIN((2 = 2),'\n'),colorFFFF00;EXPLAIN((OK > REF(OK,1)),'委座：信号增强，定位抓捕'),colorFF;EXPLAIN((OK = REF(OK,1)),'委座：………………………'),colorFFFF;EXPLAIN((OK < REF(OK,1)),'委座：信号消失，放弃行动'),colorFF00;