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In：Miller RD . Anes thesia . 4th ed .2 .孙大金，徐守春，盛卓人等，主编.心血管麻醉和术后处理.上海：上海科学技术文献出版社，1999 . 332.Sageman WS . Reliability and precision of a new thoracic electrical bioimpedance monitor in alower body negative pressure model .6 .王奎荣综述，陈庆廉审校.经食管超声多普勒心排血量测定的原理和 ......