公式编写要求：
1,波段买入出现必须在13均线显黄色或红色时选出;2,起爆选股;量均线:SUM(C*V,240)/SUM(V,240),COLORYELLOW;A:=(3*CLOSE+LOW+OPEN+HIGH)/6;D1:=(20*A+19*REF(A,1)+18*REF(A,2)+17*REF(A,3)+16*REF(A,4)+15*REF(A,5)+14*REF(A,6)+13*REF(A,7)+12*REF(A,8)+11*REF(A,9)+10*REF(A,10)+9*REF(A,11)+8*REF(A,12)+7*REF(A,13)+6*REF(A,14)+5*REF(A,15)+4*REF(A,16)+3*REF(A,17)+2*REF(A,18)+REF(A,20))/211;D2:=EMA(D1,2);D3:=EMA(D2,2);K1:=EMA(D3,2);DRAWTEXT(CROSS(D1,K1),L-0.05,'波段买入'),COLOR0099FF;DRAWTEXT("KDJ.J"-REF("KDJ.J",1)>30 AND C/REF(C,1)>1.043 AND "MACD.MACD">0 AND "MACD.DEA">0,L*0.95,'起爆'),COLORRED;
公式编写方法：
起爆:("KDJ.J"-REF("KDJ.J",1)>30 AND C/REF(C,1)>1.043 AND "MACD.MACD">0 AND "MACD.DEA">0);
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