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Carry handle folds neatly into body space allowing the units to be stacked
Components include color coded bases (G
and vitreous body can be removed
This is the fifth strand in a brand-new series of Developing Mathematics
This real specimen of Snake has been embedded in plastic for observation and study
Electronic Model of Hearing Sense Classroom Essential Charts Carry handle folds neatly intoSize: 490mm x 230mm x 860mm. Human Electronic Model of Hearing Sense Biological Teaching anatomy model. Simulation demonstrates the Hearing Sense. This model shows normal hearing, a few hearing impairment and conduction process. The model is made according to the anatomical principle. The model is a combination of mechanical mechanics and synchronous electronic circuit program control, which can dynamically simulate human hearing sense. Power supply:
