The P wave changes had certain relations with lowering of pulmonic mean pressure.
波的改变可能与肺动脉平均压下降有关。
The results show that the distributions of mean pressure are principally corresponding with those of static pressure;
时均压力的分布基本符合静水压力分布的规律；
Based on the theory of ADL model, the relationship between mean pressure and hypertension morbidity each month is studied by establishing the ADL model.
基于ADL模型的理论，通过建立ADL模型研究高血压月发病率和平均气压之间的关系。
Results There was no significant difference in plasma ANP level, pulmonary artery mean pressure(PAMP) and blood gas parameters between the aged and non-aged patients with COPD.
结果老年与非老年患者血浆心钠素浓度、肺动脉平均压及血气参数差异无显著性。
Results There was no significant difference in plasma ANP level, pulmonary artery mean pressure(PAMP) and blood gas parameters between the aged and non-aged patients with COPD.
结果老年与非老年患者血浆心钠素浓度、肺动脉平均压及血气参数差异无显著性。
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