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Correct placement of medical ventilator: 162021-12
1. Make sure that the ventilator is placed on a flat and hard surface, so that the non-slip rubber pa…

Airtight respirometer: 162021-12
In the International Standard Classification, airtight respirometers involve plastics, microbiology, …

breath meter: 162021-12
A respirometer is a device that measures the intensity of oxygen respiration.

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Correct placement of medical ventilator