1. Install the main engine in rotation on the floor or hang it on the wall with a pylon, and install...
Tracheal tube is a method of inserting a special endotracheal tube into the trachea or bronchus thro...
There are two types of temperature measurement: contact thermometer and non-contact digital thermome...
Oxygen concentrator is suitable for people with oxygen therapy and oxygen health care.
Oxygen concentrators can sometimes be used as "oxygen therapy". Although it cannot cure all diseases...
Use molecular sieve physical adsorption and desorption technology. The oxygen concentrator is filled...