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Mechanical Device (umbel:SubjectConcept)
mechanical device, machine, machinery, machines, mechanical, mechanical devices, mechanism, mechanisms, more mechanical, most mechanical
Definition
A specialization of PhysicalDevice. Each instance of MechanicalDevice is a physical device which has at least one part that moves with respect to another one of its parts. Thus a spoon is not an instance of MechanicalDevice, but a pair of scissors is, as are more complex devices such as vacuum cleaners and the SpaceShuttleChallenger.
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