1. miaoski
  2. pm25
  3. 113616139
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-17T20:29:00
humidity 41.75
temperature 28.25
pm25 61.7525
geox 120.218
geoy 23.006