1. miaoski
  2. pm25
  3. 119378540
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-23T22:02:00
humidity 89.5
temperature 27.9
pm25 38.833333333333
geox 120.218
geoy 23.006