上影線:= (h-max (c,o))/max (c,o)* 100 > 5;
下影線:=(MIN(C,O)-L)/L * 100 & gt;5;
Entity: = (max (c,o)-min (c,o))/min (c,o) * 100
XG:REF(上影線,1)和實下影線;