EC-

下载ECMWF数据的脚本并行版为了适应Python2没有queue模块的尴尬获取系统时间，下载当前时间3个月之前的EC数据

Name		Name	Last commit message	Last commit date
Latest commit History 10 Commits
LICENSE		LICENSE
README.md		README.md
check_fnl.py		check_fnl.py
eriscripts2.py		eriscripts2.py
fnl_download.py		fnl_download.py
rename_era5_grib.py		rename_era5_grib.py
地面场_era5_cds.py		地面场_era5_cds.py

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