变异中心
- 网络center of diversity
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我国是柑桔的起源中心和遗传变异中心之一,柚的品种资源十分丰富。
China is one of the centre of origin , inheritance and variation of Citrus . The germplasm resources of pummelo ( Citrus grandis Osbeck ) contains abundant variations .
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严重创伤患者颈内静脉截面积及呼吸变异与中心静脉压的关系
Correlation between sizes and respiratory variation of internal jugular veins and central venous pressure in severe trauma patients
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比较每搏量变异和中心静脉压指导肾移植术中液体管理的临床观察
The Clinical Observation of Comparison of Stroke Volume Variation and Central Venous Pressure in Guiding Intraoperative Fluid Management of Renal Transplantation
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目的了解严重创伤患者颈内静脉截面积及呼吸变异与中心静脉压的关系,为临床应用床旁超声快速评估严重创伤患者的血容量提供依据。
Objective To explore the correlation between sizes and respiratory variation of internal jugular veins ( IJV ) and central venous pressure ( CVP ), and to provide proof for rapid evaluation of blood volume with ultrasonography in severe trauma patients .