Abbreviation	Full Description
AHP	Analytical Hierarchy Process
AI	Artificial Intelligence
AR	Augmented Reality
CBM	Condition-Based Maintenance
CM	Condition Monitoring
CMMSs	Computerized Maintenance Management Systems
CNNs	Convolutional Neural Networks
CPS	Cyber-physical System
CR	Corrective Maintenance
DL	Deep Learning
DRL	Deep Reinforcement Learning
DT	Digital Twin
EBM	Energy-based Maintenance
ERP	Enterprise Resource Planning
GHG	Greenhouse Gases
GINA	Grey Influence Analysis
HITL	Human-in-the-loop
HMI	Human Machine Interface
HSM	Health Status Monitoring
IoT	Internet of Things
ISM	Interpretive Structural Modeling
KPI	Key Performance Indicator
LCA	Life Cycle Assessment
LCC	Life Cycle Costing
MCDM	Multi-criteria Decision-making
MICMAC	Matrix of Cross-Impact Multiplications Applied to Classification
ML	Machine Learning
MTTR	Mean Time To Repair
O&M	Operation and Maintenance
PdM	Predictive Maintenance
PHM	Prognostics and Health Management
PM	Preventive Maintenance
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
RBM	Resilience-based Maintenance
RCM	Reliability Centered Maintenance
RL	Reinforcement Learning
RNNs	Recurrent Neural Networks
RUL	Residual Lifetime
RxM	Prescriptive Maintenance
SCADA	Supervisory Control and Data Acquisition
SLR	Systematic Literature Review
SMEs	Small and Medium Enterprises
SVMs	Support Vector Machines
TBL	Triple Bottom Line
TCO	Total Cost of Ownership
VR	Virtual Reality
XR	Extended Reality
WoS	Web of Science