1. miaoski
  2. pm25
  3. 118840218
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-22T10:12:00
humidity 85.616666666667
temperature 28.9
pm25 37
geox 120.218
geoy 23.006