1. miaoski
  2. pm25
  3. 111785265
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-12T13:48:00
humidity 38.75
temperature 29.5
pm25 11.580833333333
geox 120.218
geoy 23.006