用grads读取HDF文件之后怎么出图

顾斯年

                               
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用HDF读取的数据写成下面的CTL为什么不对？

DSET C:\Users\Administrator\Desktop\MERRA301.prod.assim.inst6_3d_ana_Np.20100709.hdf
TITLE q
undef -9999.9
xdef 540 linear 0 0.667
ydef 361 linear 0 1
tdef 4 linear 0Z09jul2010 1hr
zdef 42 levels
vars 12
slp 0 t,y,x Sea-level pressure
ps 0 t,y,x Surface pressure
h 42 t,z,y,x Geopotential height
t 42 t,z,y,x Air temperature
u 42 t,z,y,x Eastward wind component
v 42 t,z,y,x Northward wind component
qv 42 t,z,y,x Specific humidity
o3 42 t,z,y,x Ozone mixing ratio
endvars