The trachea, bronchi and broncho-pulmonary segments lung model
Model NO.：QH3321-6
Enlarged high quality PVC human lung pulmonary alveoli model of teaching model
Model NO.：QH3306-1-2
Enlarged high quality PVC human lung pulmonary alveoli model of teaching model
Model NO.：QH3306-3
Plastic human lungs for teaching model
Model NO.：QH3321
Lung demonstration model medical Anatomy model
Model NO.：QH3322-1
Larynx with Bronchial Tree
Model NO.：QH3321-9
Advanced biology model medical human bronchi with Larynx model Anatomy model
Model NO.：QH3321-8
Trachea Section
Model NO.：QH3321-10
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