1. miaoski
  2. pm25
  3. 121100139
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T22:22:00
humidity 84.34
temperature 27.68
pm25 54.8
geox 120.218
geoy 23.006