1. miaoski
  2. pm25
  3. 109370493
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-05T12:27:00
humidity 43.333333333333
temperature 30
pm25 0.86222222222222
geox 120.218
geoy 23.006