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中国区域地面高分辨率气象驱动数据集(何杰,阳坤,1979-2018,分辨率0.1度,3小时,也有日数据)中有Daily mean precipitation rate,单位为mm/hr,如果想要转换成日降雨量要乘以24吗,我把这套数据插值成站点,与站点资料比较,发现数值偏小,有人知道是什么原因吗。
相关属性信息:
Format:
classic
Global Attributes:
Conventions = 'CF-1.0'
history = 'Created at 2019-03-12 05:30:21 UTC by the ITPCAS Data Fusion System'
source = 'ITPCAS Data Fusion System (Version: 01.02.0240)'
institution = 'Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China'
title = 'Daily mean precipitation rate from the ITPCAS China Meteorological Forcing Dataset'
description = 'Data from ITPCAS China Meteorological Forcing Dataset (Version: 01.06.0014; Category: B-01: 03hr, 0.10deg)'
references = 'He, J., and K. Yang, 2011: China Meteorological Forcing Dataset. Cold and Arid Regions Science Data Center, Lanzhou, Gansu, China, digital media, doi:10.3972/westdc.002.2014.db. [Available online at http://westdc.westgis.ac.cn/data/7a35329c-c53f-4267-aa07-e0037d913a21.]'
frequency = 'day'
Dimensions:
lat = 400
lon = 700
time = 365 (UNLIMITED)
Variables:
lat
Size: 400x1
Dimensions: lat
Datatype: single
Attributes:
standard_name = 'latitude'
long_name = 'latitude'
units = 'degrees_north'
axis = 'Y'
lon
Size: 700x1
Dimensions: lon
Datatype: single
Attributes:
standard_name = 'longitude'
long_name = 'longitude'
units = 'degrees_east'
axis = 'X'
prec
Size: 700x400x365
Dimensions: lon,lat,time
Datatype: int16
Attributes:
long_name = 'Precipitation rate'
units = 'mm hr-1'
add_offset = 50
scale_factor = 0.0025
_FillValue = -32767
missing_value = -32767
time
Size: 365x1
Dimensions: time
Datatype: double
Attributes:
standard_name = 'time'
long_name = 'Time'
units = 'hours since 1900-1-1 00:00:00'
calendar = 'standard'
axis = 'T'
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