Main differences:
1. Emergency drill script: the drill script refers to the script needed during the drill. Emergency refers to dealing with urgent needs and emergencies. The training script needed in this emergency is very urgent.
2. Scheme: refers to a specific plan for work or a scheme for a certain problem. Generally, there are guiding ideology, main objectives, implementation steps, policies and measures, specific requirements and other projects.
Scripts are executable files written in a certain format using a specific description language, also known as macro files or batch files. A script can also refer to a basic copy of a theatrical performance or film production, or a basic copy of a manuscript.