1. miaoski
  2. pm25
  3. 118477646
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-21T12:35:00
humidity 94.2
temperature 28.3
pm25 37.666666666667
geox 120.218
geoy 23.006