功能：增强上肢、胸、背部肌群的力量，提高人体心肺功能。
Functions: Enhance the muscle strength of upper limbs, chest and the back.
心肺复苏术可以增强人体心脏和肺部的自然功能。
C-P-R is designed to increase the natural ability of a person's heart and lungs.
心肺复苏术可以增强人体心脏和肺部的自然功能。
C-P-R is designed to increase the natural ability of a person's heart and lungs.
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