1. miaoski
  2. pm25
  3. 121082420
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T21:34:00
humidity 81.7
temperature 27.825
pm25 59.25
geox 120.218
geoy 23.006