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This is known as thoracic pump, or respiratory pump.
这称为胸泵或呼吸泵。
Venous return is the rate of blood flow back to the heart. It normally limits cardiac output.
Superposition of the cardiac function curve and venous return curve is used in one hemodynamic model.
依恋情感网英汉例句词典收录3870147条英语例句词条，基本涵盖了全部常用英语单词的释义及例句，是英语学习的有利工具。