1. miaoski
  2. pm25
  3. 120957568
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T18:14:00
humidity 77.55
temperature 28.7
pm25 51.5
geox 120.218
geoy 23.006