1. miaoski
  2. pm25
  3. 115505010
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-24T02:50:00
humidity 38.818181818182
temperature 31.727272727273
pm25 3.4145454545455
geox 120.218
geoy 23.006