PropertyValue
nif:beginIndex
  • 0 (xsd:integer)
nif:broaderContext
nif:endIndex
  • 205 (xsd:integer)
nif:isString
  • Fortunately, third parties such as AQISTUDY.cn (https://www.aqistudy.cn/) and EPMAP.org (http://epmap.org) have been crawling these data from national hourly air quality reporting platform since late 2013.
rdf:type