1. miaoski
  2. pm25
  3. 120925619
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T12:32:00
humidity 76.56
temperature 28.62
pm25 42.2
geox 120.218
geoy 23.006