1. miaoski
  2. pm25
  3. 120942139
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T14:39:00
humidity 81.45
temperature 28.45
pm25 47.5
geox 120.218
geoy 23.006