1. miaoski
  2. pm25
  3. 120129808
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-26T08:20:00
humidity 61.88
temperature 31.3
pm25 36.2
geox 120.218
geoy 23.006