{blgx-布林惯性}n:=20;boll:ma(close,n);upper:boll+2*std(close,n);lower:boll-2*std(close,n);if(l<lower,lower,draw**),linethick2,colorgreen;if(h>upper,upper,draw**),linethick2,colorred;drawicon((l<lower) and cross(c,lower),lower*0.99,1);drawicon((h>upper) and cross(upper,c),upper*1.01,2);{选式}n:=20;boll:=ma(close,n);lower:=boll-2*std(close,n);bxg:l<boll and cross(c,lower);分时f8亦{个人看法 仅考。} 20210311
exp1:=expma(close,6);exp2:=expma(close,51);bbi:=(ma(close,3)+ma(close,6)+ma(close,12)+ma(close,24))/4,,colorred,linethick2;c2:=ref(c,1);ma1:=ma(close,180);选股预警:c>max(exp1,exp2,bbi,ma1) and l<min...