American Educational Lung Demonstration Kit effectively avoid electromagnetic interference by
Description
effectively avoid electromagnetic interference by using photoelectricity-isolation
DC offset range -100%~100% pp
Mallet has one hard end and one soft end for contact with tuning forks
low battery indicator and overvoltage protection
American Educational Lung Demonstration Kit effectively avoid electromagnetic interference byLung demonstration kit The kit includes a transparent plastic container, y tube "trachea", balloon "lungs", rugged rubber sheet "diaphragm" and the necessary hardware and instruction sheet Allow students to build a demonstration model of a human lung and learn the basic concepts of respiratory physiology Allow students to build a demonstration model of a human lung and learn the basic concepts of respiratory physiology. The kit includes a transparent
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