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NCL
系统平台: |
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问题截图: |
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问题概况: |
NCL位势高度场叠加在风场上的过程中出现上图纬度的问题,导致叠加时与风场(纬度是正常的)中区域不对应。风场区域为(lat:-10到70,lon:20到200)。不知道要怎么改!!!跪求各位帮忙看看,十分感谢!非常感谢! |
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看过 |
自己思考时长(天): |
1 |
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脚本为:
begin
fils = systemfunc("ls ./data/Trad*.nc")
f = addfiles(fils,"r")
ListSetType (f,"cat")
u=f[:]->U(:,{110.6387},:,:)
v=f[:]->V(:,{110.6387},:,:)
z=f[:]->Z3(:,{110.6387},:,:)
printVarSummary(u)
printVarSummary(v)
printVarSummary(z)
utim = dim_avg_n(u,0)
vtim = dim_avg_n(v,0)
ztim = dim_avg_n(z,0) /10
wks = gsn_open_wks("png","uv_wsgd")
res = True
res@gsnLeftString = ""
res@gsnRightString = ""
res@pmTickMarkDisplayMode = "Always"
res@mpFillOn = False
res@mpMinLatF = -10
res@mpMaxLatF = 70
res@mpMinLonF = 20
res@mpMaxLonF = 200
res@mpOutlineOn = True
res@vcGlyphStyle = "LineArrow"
res@vcMinMagnitudeF =1.0
res@vcMinDistanceF =0.03
res@vcLineArrowThicknessF = 2.5
res@vcLineArrowHeadMaxSizeF =0.01
res@vcRefAnnoOn = True
res@vcRefMagnitudeF = 20
res@vcRefAnnoString1On = True
res@vcRefAnnoString2On = False
res@vcRefAnnoString1 = "20m/s"
res@vcRefAnnoSide = "Top"
res@vcRefLengthF = 0.03
res@vcRefAnnoOrthogonalPosF = -0.12
res@vcRefAnnoParallelPosF = 0.999
sres = True
sres@cnLevelSelectionMode = "ManualLevels"
sres@cnLevelSpacingF = 10
plot = gsn_csm_vector_map(wks, utim, vtim, res)
plot_ov = gsn_csm_contour(wks,ztim,sres)
overlay(plot,plot_ov)
draw(plot)
frame(wks)
end
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