1. miaoski
  2. pm25
  3. 109787206
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T19:49:00
humidity 48.083333333333
temperature 29
pm25 0.515
geox 120.218
geoy 23.006