短兵相接指标 (源码)

n1:=7340;n2:=2060;n3:=1;n4:=1;
B:=(C*N1+O*N2+H*N3+L*N4)/(N1+N2+N3+N4);
D:=((((H-L)/2)+L)+((ABS(O-C)/2)+L))/2;
e:=ref(d,1);
进:cross(d,e);
退:cross(e,d);