CDO使用简介（二）
作者：第八星系 - 李智
邮箱：lizhi258147369@163.com
1.8重采样
查看重采样前的网格信息。
!cdo griddes nbp_Lmon_CanESM5_hist-aer_r11i1p1f1_gn_185001-202012.nc> gridold
!cat gridold
因为此文件空间范围为全球，为了提升速度，我们先裁剪小区域。
!cdo sellonlatbox,100,110,25,30 nbp_Lmon_CanESM5_hist-aer_r11i1p1f1_gn_185001-202012.nc nbp_small_Lmon_CanESM5_hist-aer_r11i1p1f1_gn_185001-202012.nc
#查看网格
<div>!cdo griddes nbp_small_Lmon_CanESM5_hist-aer_r11i1p1f1_gn_185001-202012.nc
</div>
写重采样后的文件的网格信息。
%%file gridnew
gridtype= lonlat
xsize = 11
ysize = 5
xfirst = 100
xinc = 1
yfirst = 25
yinc = 1
!cat gridnew
!<span style="background-color: rgb(255, 255, 255);">cdo remapbil,gridnewnbp_small_Lmon_CanESM5_hist-aer_r11i1p1f1_gn_185001-202012.ncnbp_new_small_Lmon_CanESM5_hist-aer_r11i1p1f1_gn_185001-202012.nc</span>
#查看网格
!cdo griddes nbp_new_small_Lmon_CanESM5_hist-aer_r11i1p1f1_gn_185001-202012.nc
#查看各种采样方法
!cdo -h remapb
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