g beij_02
v -0.952499986 0.63499999 -1.26999998E-06
v 0.952499986 0.63499999 -1.26999998E-06
v 0.952499986 -0.63499999 -1.26999998E-06
v -0.952499986 -0.63499999 -1.26999998E-06
vt 0 1
vt 0.75 1
vt 0.75 0.5
vt 0 0.5
vn -0 0 1
vn -0 0 1
vn -0 0 1
vn -0 0 1
g beij_02_0
f 3/3/3 2/2/2 1/1/1
f 4/4/4 3/3/3 1/1/1