1. miaoski
  2. pm25
  3. 121030067
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T20:43:00
humidity 83.2
temperature 27.6
pm25 55.75
geox 120.218
geoy 23.006