定位线源码
5 10 20 60 120
cst:sum(amount,1)/sum(vol,1)*100;
cl1:sum(amount,n1)/sum(vol,n1)*100;
cl2:sum(amount,n2)/sum(vol,n2)*100;
cl3:sum(amount,n3)/sum(vol,n3)*100;
cl4:sum(amount,n4)/sum(vol,n4)*100;
cl5:sum(amount,n5)/sum(vol,n5)*100;
