MA30:=EMA(CLOSE,30); 强弱:=EMA(CLOSE,900); H1:=MAX(DYNAINFO(3),DYNAINFO(5)); L1:=MIN(DYNAINFO(3),DYNAINFO(6)); P1:=H1-L1; 阻力:=L1+P1*7/8; 支撑:=L1+P1*0.5/8; 现价:=CLOSE; LONGCROSS(支撑,现价,2);