1. miaoski
  2. pm25
  3. 127697843
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-11-16T05:30:00
humidity 61.8
temperature 30.966666666667
pm25 20
geox 120.218
geoy 23.006