1. miaoski
  2. pm25
  3. 109747124
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T16:17:00
humidity 44.25
temperature 31.083333333333
pm25 2.2325
geox 120.218
geoy 23.006