1. miaoski
  2. pm25
  3. 109374896
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-27 20:43:00
humidity 47.833333333333
temperature 28.25
pm25 0.5625
geox 120.218
geoy 23.006