1. miaoski
  2. pm25
  3. 109746043
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T16:02:00
humidity 44.545454545455
temperature 30.909090909091
pm25 1.0218181818182
geox 120.218
geoy 23.006