1. miaoski
  2. pm25
  3. 116846236
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-28T09:40:00
humidity 74.25
temperature 26.25
pm25 18.803333333333
geox 120.218
geoy 23.006