1. miaoski
  2. pm25
  3. 121056148
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T20:57:00
humidity 82.65
temperature 27.85
pm25 52.5
geox 120.218
geoy 23.006