1. miaoski
  2. pm25
  3. 111187390
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-10T19:22:00
humidity 43.75
temperature 30.5
pm25 30.9325
geox 120.218
geoy 23.006