1. miaoski
  2. pm25
  3. 111419418
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-11T05:16:00
humidity 34.416666666667
temperature 30.75
pm25 4.675
geox 120.218
geoy 23.006