附录：强势选股公式，源代码如下： ma20:=ma(close,20); BTma20:= close>ma20 and ref(close,1)>ref(ma20,1) and ref(close,2)>ref(ma20,2) and ref(close,2)>ref(ma20,2); vol120:=ma(vol,120); vol1:= vol > vol120 and ref(vol,1) > ref(vol120,1) and ( ref(vol,2) > ref(vol120,2) or ref(vol,3) > ref(vol120,3) or ref(vol,4) > ref(vol120,4) ); vol2:= vol > vol120 and ref(vol,1) < ref(vol120,1) and ( ref(vol,2) > ref(vol120,2) or ref(vol,3) > ref(vol120,3) ); vol3:= vol < vol120 and ref(vol,1) > ref(vol120,1) and ref(vol,2) > ref(vol120,2) and ( ref(vol,3) > ref(vol120,3) or ref(vol,4) > ref(vol120,4) or ref(vol,5) > ref(vol120,5)); vol4:= vol < vol120 and ref(vol,1) > ref(vol120,1) and ref(vol,2) < ref(vol120,2) and ( ref(vol,3) > ref(vol120,3) or ref(vol,4) > ref(vol120,4)); vol5:= vol < vol120 and ref(vol,1) < ref(vol120,1) and ref(vol,2) > ref(vol120,2) and ref(vol,3) > ref(vol120,3) and (ref(vol,4) > ref(vol120,4) or ref(vol,5) > ref(vol120,5) or ref(vol,6) > ref(vol120,6)); vol6:= vol < vol120 and ref(vol,1) < ref(vol120,1) and ref(vol,2) > ref(vol120,2) and ref(vol,3) < ref(vol120,3) and (ref(vol,4) > ref(vol120,4) or ref(vol,5) > ref(vol120,5) ); BTvol120:=vol1 or vol2 or vol3 or vol4 or vol5 or vol6; 小盘:=(CAPITAL<100000); 强势选股:小盘 and BTma20 and BTvol120; 强势选股公式设置： 点击软件功能：设置——公式管理——自编——新建——在公式编辑器下方大框内复制下方红色字体的公式的源代码——CtRL键+C键——复制——CtRL键+V键——粘贴。 公式的具体设置步骤可参看8月29日（周五）通用实战，链接如下： http://v.emoney.cn/xyvideo/video?id=73397993
