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关注:1
2013-05-23 12:21
求翻译:The majority of varicose veins are primary and only involve the superficial venous system. Valve failure is believed to be a defect in the vein wall which dilates over time and prevents the valve cusps from closing properly, resulting in reflux.是什么意思?![]() ![]() The majority of varicose veins are primary and only involve the superficial venous system. Valve failure is believed to be a defect in the vein wall which dilates over time and prevents the valve cusps from closing properly, resulting in reflux.
问题补充: |
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2013-05-23 12:21:38
正在翻译,请等待...
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2013-05-23 12:23:18
大多数的静脉曲张是首要的和只涉及表面的静脉系统。 阀故障被认为是缺陷的静脉壁扩张血管 , 随着时间的推移和防止阀齿尖无法正常关闭 , 导致返流。
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2013-05-23 12:24:58
多数静脉曲张是主要的和只介入表面多血脉性的系统。 阀门疏忽在随着时间的过去膨胀并且防止阀门尖顶适当关闭的静脉墙壁被相信是一个瑕疵,造成倒回。
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2013-05-23 12:26:38
静脉曲张绝大多数都是小学和只涉及浅表静脉系统。阀故障被认为是缺陷在静脉管壁的扩张随着时间的推移和防止瓣膜关闭正确,从而导致回流。
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2013-05-23 12:28:18
正在翻译,请等待...
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