1. miaoski
  2. pm25
  3. 112084169
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-13T13:42:00
humidity 40.5
temperature 32.5
pm25 34.496666666667
geox 120.218
geoy 23.006