1. miaoski
  2. pm25
  3. 114491480
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-20T09:29:00
humidity 36.833333333333
temperature 30
pm25 11.255
geox 120.218
geoy 23.006