1. miaoski
  2. pm25
  3. 109375717
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-28 03:32:00
humidity 48.583333333333
temperature 34
pm25 41.4675
geox 120.218
geoy 23.006