1. miaoski
  2. pm25
  3. 119107223
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-23T03:56:00
humidity 75.557142857143
temperature 29.971428571429
pm25 42.142857142857
geox 120.218
geoy 23.006