大盘大下跌的时候我能做些什么？公式同花顺使用通过。

MA05:MA(C,5),LINETHICK3,coloryellow;

MA10:=MA(C,10);

MA20:=MA(C,20);

MA30:=MA(C,30);

B:ZIG(3,50/5),colorwhite;

G:=MA(B,2),coloryellow;

D:=CROSS(B,G)*1,colorred;

W:=CROSS(G,B)*1,colorblue;

DRAWTEXT(W=1,B*1.06,'★★★卖，空仓！' ),colorgreen;

DRAWTEXT(D=1,L*0.99,'★★★买进'),colorred;

五日乖离率:=(C-MA05)/MA05*100;

BB05:=ATAN((MA05/REF(MA05,1)-1)*100)*180/3.1416;

速度5:=SMA(EMA((MA05-REF(MA05,1))/REF(MA05,1),3)*100,3,1);

加速度5:=EMA((速度5-REF(速度5,1)),3),NODRAW;

IF(BB05>30 AND MA05>REF(MA05,1), MA05,NULL),LINETHICK3,colorred;

BB10:=ATAN((MA10/REF(MA10,1)-1)*100)*180/3.1416;

IF(BB05<0 AND MA05<REF(MA05,1), MA05,NULL),LINETHICK3,colorgreen;

三拾日乖离率:=(C-MA30)/MA30*100,NODRAW;

VAR1:=(MA20-MA30)>REF((MA20-MA30),1) AND MA20>REF(MA20,1) AND MA30>REF(MA30,1);

VAR2:=(MA30-MA20)<REF((MA30-MA20),1) AND MA20<REF(MA20,1) AND MA30<REF(MA30,1);

BB30:=ATAN((MA30/REF(MA30,1)-1)*100)*180/3.1416;

强势狙击:=FILTER(BB30>30 AND BB10>45 AND CROSS(BB05,60),10);

加仓:=FILTER(COUNT(CROSS(BB05,30),5)>=1 AND MA05>REF(MA05,1)  AND 三拾日乖离率>REF(三拾日乖离率,1) AND MA10>REF(MA10,1)

AND 加速度5>REF(加速度5,1) AND 速度5>REF(速度5,1)  ,10) ;

清仓:=FILTER(COUNT(CROSS(30,BB05),5)>=1 AND (C>MA30 OR O>MA30) AND MA05<REF(MA05,1)  AND 三拾日乖离率<REF(三拾日乖离率,1) AND MA10<REF(MA10,1),10);

DRAWTEXT(加仓 ,LOW*0.98,'←★我要加仓★'),colorred;

JC:=CROSS(0,五日乖离率) AND 三拾日乖离率<REF(三拾日乖离率,1) AND MA10>REF(MA10,1) ;

减仓:=FILTER(JC,10);

MR:=COUNT(CROSS(五日乖离率,0),3)>=1 AND 三拾日乖离率>REF(三拾日乖离率,1) AND MA05>REF(MA05,1) AND (C/REF(C,1)-1)*100>5 AND REF(C,1)<MA30;

买入:=FILTER(MR,10);

MA15:MA(C,15),colorred,LINETHICK3;

DRAWTEXT(ISNULL(REFX(&CLOSE,1)), MA15 ,'←★持股参考线'),colorwhite;

DRAWTEXT(减仓,HIGH*1.01,'←▼风险提示'),colorcyan;

DRAWTEXT(买入,LOW*0.98,'←★★买入'),coloryellow;

DRAWTEXT(清仓 ,HIGH*1.04,'←▼▼清仓！！'),colorgreen;

DRAWTEXT(强势狙击,LOW*0.95,'←▲▲强势出击'),coloryellow;

VAR21:=MAX(ABS(HIGH-AMOUNT/VOL/100),ABS(AMOUNT/VOL/100-LOW));

VAR3:=ABS((OPEN+CLOSE)/2-AMOUNT/VOL/100);

MV:=(VAR21+VAR3)/AMOUNT*VOL*100*50;

压力:MA(REF(HHV(C,15),1),2),colorblue;

支撑:MA(REF(LLV(C,15),1),2),colorgreen;