P1:=6;P2:=5;
SX1:=EMA(CLOSE,P1); SX2:=EMA(CLOSE,P2); 牛:=(CLOSE-SX1)*2/(5+1)+SX1,COLOR00F5FF; SX3:=(CLOSE-SX2)*2/(10+1)+SX2,COLOR00F5FF; 红箭头:FILTER(crOSS(牛,SX3),20);