1. miaoski
  2. pm25
  3. 119775539
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-25T07:29:00
humidity 56.875
temperature 32.575
pm25 29.25
geox 120.218
geoy 23.006