1. miaoski
  2. pm25
  3. 109752263
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T18:29:00
humidity 52.75
temperature 28.916666666667
pm25 3.48
geox 120.218
geoy 23.006