1. miaoski
  2. pm25
  3. 119514590
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-24T11:36:00
humidity 62.88
temperature 31.52
pm25 40.4
geox 120.218
geoy 23.006