Main field : adrarea、setnu、chagenu、openu

Main field : county、compactingpackerwithlifingdevice、compactingvehicle、compactingtransporter、compactingtrucks、disinfectioncar、othersboxtrashtruck、septictrucks、sewercleaner、sweeperwashstreet、others

Main field : name、year、month、gasoline_volume、diesel_volume、money

Main field : filename、quarter、releasedate、url

Main field : filename、executionunit、deliverymonth、url

Main field : filename、quarter、startingmonth、endmonth、url

Main field : conference、date、time、meetingroom、president、releasedate、url

Main field : conference、date、time、meetingroom、president、releasedate、url

Main field : conference、date、time、meetingroom、president、releasedate、url

Main field : conference、date、time、meetingroom、president、releasedate、url