学会这个方法，抓10倍大牛股的概率提升10倍>>

aaa:=(ma(close,13)+ma(close,17))/2;

ccc:=(std(close,13)+std(close,17))/2;

bbb:=aaa+2.1*ccc;

ddd:=aaa+0.72*ccc;

zzz:=if(ccc>1.88,ma(ddd,3),ddd);

平衡:zzz;

止赢:zzz*1.1;

了结:zzz*1.05;

回档:zzz*0.95;

反弹:zzz*0.9;