1. miaoski
  2. pm25
  3. 114226019
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-19T14:14:00
humidity 37.75
temperature 30.083333333333
pm25 51.185
geox 120.218
geoy 23.006