1. miaoski
  2. pm25
  3. 116240658
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-26T07:50:00
humidity 35.833333333333
temperature 33
pm25 18.6575
geox 120.218
geoy 23.006