1. miaoski
  2. pm25
  3. 111494283
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-11T12:48:00
humidity 37.833333333333
temperature 30.75
pm25 5.575
geox 120.218
geoy 23.006