量:=v;动态天量:=if(ref(v,1)=hhv(v,20),ref(v,1),ref(ref(v,1),barslast(ref(v,1)=hhv(v,20))));动态地量:=if(v=llv(v,20),v,ref(v,barslast(v=llv(v,20))));选股:动态地量 and 动态地量<ref(动态地量,1);
dif1:=ema(dclose,12)-ema(dclose,26);dea1:=ema(dif1,9);aaa1:=(dif1-dea1)*2*60;aaa上:=if(aaa1>ref(aaa1,1),aaa1,draw**);主力:=aaa1-ref(aaa1,1);cross(主力,2) and cross(aaa上,0.5) and 主力>aaa上 and 主力<15;