1. miaoski
  2. pm25
  3. 112085307
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-13T13:57:00
humidity 40.333333333333
temperature 32.25
pm25 37.3425
geox 120.218
geoy 23.006