1. miaoski
  2. pm25
  3. 119222844
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-23T11:36:00
humidity 81.528571428571
temperature 28.885714285714
pm25 30
geox 120.218
geoy 23.006