hydraulic tidal stream valve 液压阀
hydraulic tidal stream valve lifter 液力气门推杆
hydraulic tidal stream vacuum valve 液压真空阀
hydraulic tidal stream balanced valve 液压平衡阀
·2,447,543篇论文数据，部分数据来源于NoteExpress
Objective To investigate the effects of low tidal volume ventilation on pulmonary and cardiac function before and after mitral valve replacement.
目的以心输出量和肺换气功能为指标研究低潮气量通气对瓣膜置换病人心肺功能的影响。
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