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- 1970-1-1
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发表于 2016-3-9 16:29:12
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显示全部楼层
接楼上!ctl和gs如下:
dset E:\data\NCEP-1\1\35nc1tmin2.5.grd
undef -9.99e+33
title 1979-2013tmin
xdef 29 linear 70 2.5
ydef 17 linear 15 2.5
tdef 35 linear 00Z01jan1979 1yr
zdef 1 linear 1 1
vars 1
tmin 1 0 ** surface Min 2m temp since previous post-processing K
ENDVARS
'reinit'
'open E:\data\NCEP-1\1\35nc1tmin2.5.ctl'
'set fwrite E:\data\NCEP-1\1\liner.grd'
'set gxout fwrite'
'set lon 73 135'
'set lat 17 55'
'set t 1 35'
'ltrend tmin slope'
'd slope'
'disable fwrite'
;
至此 是生成文件liner.grd
然后配上ctl和gs画图:
dset E:\data\NCEP-1\1\liner.grd
undef -9.99e+33
title 1979-2013tmin
xdef 29 linear 70 2.5
ydef 17 linear 15 2.5
tdef 1 linear 00Z01jan1979 1yr
zdef 1 linear 1 1
vars 1
lin 1 0 ** surface Min 2m temp since previous post-processing K liner
ENDVARS
'reinit'
'open E:\data\NCEP-1\1\liner.ctl'
'set grads off'
'set grid off'
'set mpdset cnriver'
'set map 1 1 5'
'set xlopts 1 5 0.21'
'set ylopts 1 5 0.21'
'set lat 17 55'
'set lon 73 135'
*'set strsiz 0.3'
*'set string 1 c 6'
*'draw string 3 8.1 (a) GRADS'
*设置等值线标记的颜色
'set clopts 1 5 0.18'
*设置样条插值光滑开关
'set cterp on'
*设置是否将网格值重新插值
'set csmooth on'
'set clskip 2'
'set gxout shaded'
*'colormap blueyellowred'
'cnbasemap smth9(lin)'
'cbarn 1 0'
*等值线用黑色
'set gxout contour'
'set ccolor 1'
'cnbasemap smth9(lin)'
*'cnbasemap std'
*'set mpdset hires'
'gxprint E:\data\NCEP-1\1\gradslin.pdf white'
'gxprint E:\data\NCEP-1\1\gradslin.eps white'
'gxprint E:\data\NCEP-1\1\gradslin.png white'
;
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