1. miaoski
  2. pm25
  3. 120746603
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-27T23:06:00
humidity 71.2
temperature 28.64
pm25 54.6
geox 120.218
geoy 23.006