BS指標是一種買賣點指標，其中最主要的功能就是買賣點交易決策以及短線機會點的提示，投資者需要注意的是B是買入信號，S是賣出信號，具體的操作技巧通過股票公式進行詳細的講解說明：

　　【BS主圖指標】

　　Bs指標的買賣點交易決策是，在出現黃色K線是買入信號，側重于抓取大波段的走勢，投資者要注意把握其中的大漲行情，具體的源碼公式如下：

　　JJ:=(CLOSE+HIGH+LOW)/3;

　　E:=EMA(JJ,5);

　　D:=REF(E,1);

　　AA1:=AMOUNT/V;

　　BB1:=L

　　CC1:=(C-REF(C,1))/REF(C,1)*100>1.2;

　　DD1:=L

　　EE1:=V

　　FF1:=BB1 AND CC1 AND DD1 AND EE1;

　　DRAWTEXT(FF1,(LOW* 0.97),'←老鼠倉'),COLOR4080FF;

　　DRAWTEXT(CROSS(REF(ZIG(3,19),1),ZIG(3,19)),HIGH*1.03,'←頂'),COLORYELLOW;

　　DRAWTEXT(CROSS(ZIG(3,19),REF(ZIG(3,19),1)),LOW,'←底'),COLORYELLOW;

　　獵手之路:IF(MA(C,5)>REF(MA(C,5),1),MA(C,5),DRAWNULL)COLORYELLOW,LINETHICK3;

　　{預測當天最低價公式}

　　A1:=REF(O,1);

　　A2:=ABS((REF(C,1)-A1)/A1);

　　A3:=ABS((REF(H,1)-A1)/A1);

　　A4:=ABS((REF(L,1)-A1)/A1);

　　B1:=ABS((A2+A3+A4)/3);

　　B2:=O*B1;

　　預測低一:=O-B2;

　　預測高一:=O+B2;

　　今日保護價:(REF(C,2)+REF(C,1)+O)/3 ,COLOR4080FF,NODRAW;

　　開盤價1:=OPEN;

　　開盤價2:=REF(OPEN,1);

　　最高價1:=HIGH;

　　最高價2:=REF(HIGH,1);

　　最低價1:=LOW;

　　最低價2:=REF(LOW,1);

　　收盤價1:=CLOSE;

　　收盤價2:=REF(CLOSE,1);

　　AA:=最高價2;

　　BB:=最低價2;

　　CC:=開盤價2;

　　DD:=收盤價2;

　　EE:=(AA+BB+CC+2*DD)/5;

　　AAA:=EE+(AA-BB);

　　BBB:=2*EE-BB;

　　CCC:=2*EE-AA;

　　DDD:=EE-(AA-BB);

　　上升突破價:=AAA;

　　上升阻力價:=BBB;

　　下跌支撐價:=CCC;

　　下跌反轉價:=DDD;

　　EEE:=(EE+上升突破價+上升阻力價+下跌支撐價+下跌反轉價)/5;

　　心理價:=EEE;

　　FFF:=(EEE+開盤價1)/2;

　　GGG:=(預測低一+FFF)/2;

　　預測低二:=GGG;

　　{預測今日最高價公式}

　　預測高二:=MA(REF(HIGH,1)/REF(CLOSE,2),27)*REF(CLOSE,1);

　　DRAWTEXT_FIX(1,0.04,0.15,0,'預測低一:'),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.10,0.15,0,CONST(預測低一)),COLORYELLOW;

　　DRAWTEXT_FIX(1,0.15,0.15,0,'元'),COLORYELLOW,LINETHICK1;

　　DRAWTEXT_FIX(1,0.04,0.20,0,'預測高一:'),COLORFFFFFF;

　　DRAWNUMBER_FIX(1,0.10,0.20,0,CONST(預測高一)),COLORFFFFFF;

　　DRAWTEXT_FIX(1,0.15,0.20,0,'元'),COLORFFFFFF,LINETHICK1;

　　DRAWTEXT_FIX(1,0.18,0.15,0,'預測低二:'),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.24,0.15,0,CONST(預測低二)),COLORYELLOW;

　　DRAWTEXT_FIX(1,0.29,0.15,0,'元'),COLORYELLOW,LINETHICK1;

　　DRAWTEXT_FIX(1,0.18,0.20,0,'預測高二:'),COLORFFFFFF;

　　DRAWNUMBER_FIX(1,0.24,0.20,0,CONST(預測高二)),COLORFFFFFF;

　　DRAWTEXT_FIX(1,0.29,0.20,0,'元'),COLORFFFFFF,LINETHICK1;

　　買回價:=預測低二*1.015;

　　賣出價:=買回價*(1.03);

　　DRAWTEXT_FIX(1,0.04,0.10,0,'賣出價:'),COLOR8080FF,LINETHICK1;

　　DRAWNUMBER_FIX(1,0.10,0.10,0,CONST(賣出價)),COLOR8080FF;

　　DRAWTEXT_FIX(1,0.15,0.10,0,'元'),COLOR8080FF,LINETHICK1;

　　DRAWTEXT_FIX(1,0.18,0.10,0,'買回價:'),COLOR8080FF,LINETHICK1;

　　DRAWNUMBER_FIX(1,0.24,0.10,0,CONST(買回價)),COLOR8080FF;

　　DRAWTEXT_FIX(1,0.29,0.10,0,'元'),COLOR8080FF,LINETHICK1;

　　DRAWTEXT_FIX(1,0.01,0.02,0,'★ ======================================= ★'),COLORRED;

　　DRAWTEXT_FIX(1,0.12,0.05,0,'T+0 參考操作'),COLORFFFFFF;

　　DRAWTEXT_FIX(1,0.01,0.08,0,'三 '),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.01,0.12,0,'思'),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.01,0.16,0,'后'),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.01,0.20,0,'行'),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.32,0.08,0,'謹'),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.32,0.12,0,'慎'),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.32,0.16,0,'操'),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.32,0.20,0,'作'),COLOR0000FF;

　　DRAWTEXT_FIX(1,0.01,0.24,0,'★ ======================================= ★'),COLORRED;

　　總額:=AMOUNT;

　　買:=IF(O=C AND (C-REF(C,1))/REF(C,1)*100>9.8,AMOUNT,AMOUNT/((H-L)*2-ABS(O-C))*(C-L));

　　買%:=買/AMOUNT*100;

　　流入:=AMOUNT*買%/10000000000;

　　流出:=AMOUNT/100000000-流入;

　　凈流:=(流入-流出);

　　總額3:=SUM(AMOUNT,3);

　　流入3:=SUM(流入,3);

　　流出3:=SUM(流出,3);

　　凈流3:=SUM(流入-流出,3);

　　總額5:=SUM(AMOUNT,5);

　　流入5:=SUM(流入,5);

　　流出5:=SUM(流出,5);

　　凈流5:=SUM(流入-流出,5);

　　總額10:=SUM(AMOUNT,10);

　　流入10:=SUM(流入,10);

　　流出10:=SUM(流出,10);

　　凈流10:=SUM(流入-流出,10);

　　畫:=CONST(FINDHIGH(總額10,0,190,1));

　　換手率1:=VOL/CAPITAL*100;

　　換手率3:=SUM(VOL/CAPITAL*100,3);

　　換手率5:=SUM(VOL/CAPITAL*100,5);

　　換手率10:=SUM(VOL/CAPITAL*100,10);

　　DRAWTEXT_FIX(1,0.71,0.10,0,'凈流(億):'),COLOR8080FF,COLORWHITE;

　　DRAWTEXT_FIX(1,0.71,0.15,0,'換手率(%):'),COLOR8080FF,COLORWHITE;

　　DRAWTEXT_FIX(1,0.78,0.05,0,'1日'),COLOR8080FF,COLORWHITE;

　　DRAWTEXT_FIX(1,0.83,0.05,0,'3日'),COLOR8080FF,COLORWHITE;

　　DRAWTEXT_FIX(1,0.88,0.05,0,'5日'),COLOR8080FF,COLORWHITE;

　　DRAWTEXT_FIX(1,0.93,0.05,0,'10日'),COLOR8080FF,COLORWHITE;

　　DRAWNUMBER_FIX(1,0.78,0.10,0,CONST((凈流))),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.83,0.10,0,CONST((凈流3))),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.88,0.10,0,CONST((凈流5))),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.93,0.10,0,CONST((凈流10))),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.78,0.15,0,CONST((換手率1))),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.83,0.15,0,CONST((換手率3))),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.88,0.15,0,CONST((換手率5))),COLORYELLOW;

　　DRAWNUMBER_FIX(1,0.93,0.15,0,CONST((換手率10))),COLORYELLOW;

　　JB1:=REF(C,2)/REF(C,3)>1.095 AND REF(C,2)=REF(H,2) AND REF(C,2)/REF(O,2)>1.03;

　　JB2:=REF(C,1)/REF(C,2)<0.96 AND REF(C,1)>REF(O,2);

　　JB3:=C/REF(C,1)>1.05 AND O

　　JBX:=JB1 AND JB2 AND JB3;

　　DRAWTEXT(JBX,(LOW* 0.97),'←牛啟動'),COLORYELLOW;

　　{MACD}

　　MA5:MA(C,5),COLORFFFFFF;

　　MAPJ:(MA(CLOSE,3)+MA(CLOSE,6)+MA(CLOSE,12)+MA(CLOSE,24))/4,COLORFFFF00;

　　{短線}

　　V1:=ABS((2*CLOSE+HIGH+LOW)/4-MA(CLOSE,20))/MA(CLOSE,20);

　　V2:=(1-7/100)*(DMA(CLOSE,V1));

　　V3:=(1+7/100)*(DMA(CLOSE,V1));

　　V5:=MA((LOW+HIGH+CLOSE)/3,5);

　　支撐:REFDATE(V2,DATE),DOTLINE,LINETHICK1,COLORLIRED;

　　阻力:REFDATE(V3,DATE),DOTLINE,LINETHICK1,COLORGREEN;

　　DRAWTEXT(ISLASTBAR,阻力,'阻力'),COLORGREEN;

　　DRAWTEXT(ISLASTBAR,支撐,'支撐'),COLORLIRED;

　　頂點:IF(CURRBARSCOUNT<=60, CONST(IF(ISLASTBAR=1,HHV(H, BARSLAST(CURRBARSCOUNT=60)),1)),DRAWNULL),COLORYELLOW,DOTLINE;

　　低點:IF(CURRBARSCOUNT<=60, CONST(IF(ISLASTBAR=1,LLV(L, BARSLAST(CURRBARSCOUNT=60)),1)),DRAWNULL),COLORMAGENTA,DOTLINE;

　　DRAWTEXT(ISLASTBAR,頂點,'頂點'),COLORYELLOW;

　　DRAWTEXT(ISLASTBAR,低點,'底點'),COLORMAGENTA;

　　{短線}

　　VAR1:=(CLOSE>REF(CLOSE,1) AND CLOSE>REF(CLOSE,2));

　　VAR2:=(REF(VAR1,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR3:=(REF(VAR2,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR4:=(REF(VAR3,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR5:=(REF(VAR4,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR6:=(REF(VAR5,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR7:=(REF(VAR6,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR8:=(REF(VAR7,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR9:=(REF(VAR8,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VARA:=(REF(VAR9,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VARB:=(REF(VARA,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VARC:=(REF(VARB,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VARD:=(CLOSE

　　VARE:=(REF(VARD,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VARF:=(REF(VARE,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR10:=(REF(VARF,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR11:=(REF(VAR10,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR12:=(REF(VAR11,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR13:=(REF(VAR12,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR14:=(REF(VAR13,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR15:=(REF(VAR14,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR16:=(REF(VAR15,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR17:=(REF(VAR16,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2));

　　VAR18:=(REF(VAR17,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2));

　　VAR19:=((REF(VARD OR VARE OR VARF OR VAR10 OR VAR11 OR VAR12 OR VAR13 OR VAR14 OR VAR15 OR VAR16 OR VAR17 OR VAR18,1)) AND VAR1);

　　VAR1A:=((REF(VAR1 OR VAR2 OR VAR3 OR VAR4 OR VAR5 OR VAR6 OR VAR7 OR VAR8 OR VAR9 OR VARA OR VARB OR VARC,1)) AND VARD);

　　DRAWICON(VAR1A,H,2);

　　DRAWICON(VAR19,L,1);

　　LOWER:MA(CLOSE,20)-1.2*STD(CLOSE,20),COLORRED,LINETHICK2;

　　具體的走勢形態，如圖國農科技在日線中的走勢形態，通過bs指標的源碼公式可以預測出當天的最高價以及最低價格，做買賣操作的參考點位，同時可以在標注的買賣點位進行分析。

　　以上就是本文講解的股市中的bs指標的買賣點源碼公式，如果您還想要了解更加專業的技術指標分析技巧，請點擊rsi 指標進行研究學習。