SURFACE,BF-AVE,DF-AVE,AF-AVE
BJ,57.764,46.832,65.251
TJ,67.744,47.547,67.44
ZZ,57.873,40.779,50.334
XA,70.855,54.829,66.978
SH,56.633,34.682,49.987
NJ,62.259,36.223,54.046
HZ,56.106,31.271,53.222
WH,64.66,38.851,55.793
GZ,64.241,39.507,65.567
SZ,39.417,25.248,39.024
CD,65.093,39.878,59.018
CQ,51.102,31.646,43.204