People instinctively feel the pressure and the heart, they will feel anxiety, and in order to eliminate the anxiety that he is very likely the reason attributed to the outside world.
人们感受本能与内心的压力时，就会感到焦虑，而为了消除焦虑，他极可能把原因归于外界。
The machine is applied to heart chest outside pressing when hearts. tops in a sudden, intermittence periodical pressure oxygen filling.
该机用于病人心脏骤停时心脏胸外按压、间歇式周期正压充氧。电控气动，连续可调，交直流两用、可与救护车配套。
The machine is applied to heart chest outside pressing when hearts. tops in a sudden, intermittence periodical pressure oxygen filling.
该机用于病人心脏骤停时心脏胸外按压、间歇式周期正压充氧。电控气动，连续可调，交直流两用、可与救护车配套。
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