优化的单线布林主图

	优化的单线布林主图介绍 优化的单线布林主图 BOLL1:=MA(CLOSE,20); UB:=BOLL1+2*STD(CLOSE,20); LB:BOLL1-2*STD(CLOSE,20); DRAWKLINE(H,O,L,C); IF(LB>L,LB,DRAWNULL),COLORRED,LINETHICK3;   DRAWICON(LB>=L AND C>LB AND C>=REF(C,1) AND C>=O AND V>REF(V,1),L*0.95,7);     gd20975