1. miaoski
  2. pm25
  3. 115123160
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-23T00:03:00
humidity 46.25
temperature 28.75
pm25 128.645
geox 120.218
geoy 23.006