背部叩打法
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Meanings
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back blow method
A first-aid technique for dislodging an obstruction in the windpipe by striking the back between the shoulder blades.
For a choking person, try the back blow method.
back blow method
A first-aid technique for dislodging an obstruction in the windpipe by striking the back between the shoulder blades.
For a choking person, try the back blow method.