1. miaoski
  2. pm25
  3. 120927138
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T12:46:00
humidity 79.76
temperature 28.16
pm25 42.8
geox 120.218
geoy 23.006