ka1:=ref(close,2)/ref(open,2)<0.95
and ref(c,2) ka2:=ref(open,1) ref(close,1)>ref(close,2) and
ref(close,1)>(ref(close,2)+ref(open,2))/2;
{概念股網(wǎng)-股票公式網(wǎng)站 www.central40.com}
ka3:=close>ref(close,1);
ka4:=llv(low,13)=ref(low,1);
kp1:backset(ka1 and ka2 and ka3 and ka4,3);