1. miaoski
  2. pm25
  3. 116151809
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-25T23:15:00
humidity 40.583333333333
temperature 29
pm25 33.175
geox 120.218
geoy 23.006