1. miaoski
  2. pm25
  3. 119047446
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-22T23:47:00
humidity 87.5
temperature 26.525
pm25 57.75
geox 120.218
geoy 23.006