an emergency procedure consisting of external cardiac massage and artificial respiration; the first treatment for a person who has collapsed and has no pulse and has stopped breathing; attempts to restore circulation of the blood and prevent death or brain damage due to lack of oxygen作者: 公汽联营公司 时间: 2013-7-20 04:24 本帖最后由 公汽联营公司 于 2013-7-20 04:25 编辑