1. miaoski
  2. pm25
  3. 112089002
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-13T14:30:00
humidity 41.5
temperature 32.5
pm25 37.3575
geox 120.218
geoy 23.006