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Outdoor view of multiple VRV (Variable Refrigerant Volume) or VRF (Variable Refrigerant Flow) commercial air conditioning units installed on a rooftop. These high-efficiency HVAC systems are commonly
Coherent breathing is shown with a human profile, heart icons, and breathing cycle arrows to illustrate stress vs. coherent states. Outline diagram
Outdoor view of multiple VRV (Variable Refrigerant Volume) or VRF (Variable Refrigerant Flow) commercial air conditioning units installed on a rooftop. These high-efficiency HVAC systems are commonly
Variable speed drive. Perfect for concepts of technology, control, automation, and engineering.
Two students at a desk surrounded by math symbols and formulas, flat graphic style, light background. Concept of education, study, and problem solving. Vector illustration

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