经营管理和维护 (經營管理和維護) jīngyíng guǎnlǐ hé wéihù

jīngyíng guǎnlǐ hé wéihù proper noun Operations Administration and Maintenance / OAM
Domain: Government 政府 , Subdomain: , Concept:
Notes: (CC-CEDICT '經營管理和維護')