右侧交易通达信副图指标，标明了紫色柱体为买入持有阶段

UPQK:=LOW-REF(HIGH,1);

STICKLINE(CLOSE>REF(CLOSE,1) AND UPQK>0,REF(HIGH,1),LOW,15,1),COLORYELLOW;

DOWNQK:=REF(LOW,1)-HIGH;

STICKLINE(CLOSE< REF(CLOSE,1) AND DOWNQK>0,REF(LOW,1),HIGH,15,1),COLORGREEN;

MA10:MA(CLOSE,170),COLOR0000FF;

MA20:MA(CLOSE,350),COLORFF0080;

DRAWKLINE(H,O,L,C);

N:=20;

T:=20;

M1:=MA(C,N);

HPB:=REF(HHV(H,N),1);

LPB:=REF(LLV(L,T),1);

BUYIN:=H>HPB ;

BUYEXIT:=L< LPB;

SINGAL:=IF(BUYIN,1,IF(BUYEXIT,-1,0));

CURRSIGN:=REF(SINGAL,BARSLAST(SINGAL));

UPTREND:=CURRSIGN= 1;

DWTREND:=CURRSIGN=-1;

空平:=IF(DWTREND,HPB,M1),LINETHICK2;

多止:=IF(UPTREND,LPB,M1),LINETHICK2;

信号持续:=IF(DWTREND,BARSLAST(UPTREND),BARSLAST(DWTREND)),LINETHICK0;

DRAWICON(BARSLAST(DWTREND)=1,多止,5);

DRAWICON(BARSLAST(UPTREND)=1,空平,4);

VAR1:=AMOUNT/VOL/100;

指导: EMA((EMA(CLOSE,4)+EMA(CLOSE,6)+EMA(CLOSE,12)+EMA (CLOSE,24))/4,2),COLORWHITE;

界: MA(CLOSE,27),COLORYELLOW;

红轨道:MA(MA(CLOSE,3),1),LINETHICK1,COLOR0000FF;

绿轨道:MA(MA(CLOSE,3),3),LINETHICK1,COLOR00FF00;

TRTR:= MAX(MAX((HIGH-LOW),ABS(REF(CLOSE,1)-HIGH)),ABS(REF(CLOSE,1)-LOW));

ATR := MA(TR,10);

STICKLINE((TR>ATR*1.5) AND (C < O),O,C,4,0),COLOR00FF00;

STICKLINE((TR>ATR*1.5) AND (C >O),O,C,4,0),COLORMAGENTA;

N:=20;

T:=20;

M1:=MA(C,N);

HPB:=REF(HHV(H,N),1);

LPB:=REF(LLV(L,T),1);

BUYIN:=H>HPB ;

BUYEXIT:=L< LPB;

SINGAL:=IF(BUYIN,1,IF(BUYEXIT,-1,0));

CURRSIGN:=REF(SINGAL,BARSLAST(SINGAL));

UPTREND:=CURRSIGN= 1;

DWTREND:=CURRSIGN=-1;

选股:BARSLAST(DWTREND)=1;