50 - 60Ѫѹ߾ǸѪѹ??

(1)Ѫѹѹ18.7kPa(140mmHg)ѹ12.0kPa(90mmHg)¶ַǵѪѹӦΪѪѹ. (2)ٽѪѹѹ18.821.2kPa(141159mmHg)ѹ12.112.5kPa(91-95mmHg)֮Ϊ. (3)ȷѪѹѹﵽ򳬹21.3kPa(160mmHg)ѹﵽ

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̩?(͹,Ҫ˿Ϲ)?

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պըȡʲô кִȫ300...

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ֳִȫ509

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