1. Civil air defense projects refer to underground protective buildings built separately to ensure the shelter of personnel and materials, civil air defense command, and medical rescue in wartime, as well as basements built in combination with ground buildings that can be used for air defense in wartime. , is part of the construction industry.
2. Civil air defense engineering is a civil air defense major. Currently, only the College of Engineering of Nanjing University of Science and Technology has this major. Civil air defense majors include civil engineering, HVAC, wind, water, electricity, etc.!