1. miaoski
  2. pm25
  3. 112002627
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-13T04:20:00
humidity 33.333333333333
temperature 33
pm25 8.4775
geox 120.218
geoy 23.006