This new proposal is a major step towards establishing a consensual terminology and classification schema on PPA.
该共识在跨中心统一ppa患者分类的方法方面迈出了重要的一步。
Hypoxia produced a sustained increase in pulmonary arterial pressure (Ppa), the site of vasoconstriction was proximal to the lung capillaries.
缺氧时肺动脉压显著升高，这可能是肺毛细血管前肌性小动脉收缩的结果。
Jim Doty, a marketing manager at Solvay Advanced Polymers, cites applications in an engine's air-induction system where materials such as AMODEL PPA are replacing aluminium.
吉姆·多蒂，苏威高性能塑料公司的一位市场经理，谈到在发动机的空气感应系统中正在用诸如amodel PPA等材料来代替铝。
This article provides a classification of primary progressive aphasia (PPA) and its 3 main variants to improve the uniformity of case reporting and the reliability of research results.
本文对原发性进行性失语（PPA）进行了分类，而且还介绍了其3种主要变异，旨在增强病例报告的统一性并提高研究结果的可靠性。
Methods 1-Methyl-1,2,3,4-tetrahydroisoquinoline was synthesized from phenethylamine through three steps:acetylation with acetyl chloride, cyclization with PPA and reduction with potassium borohydride.
方法以苯乙胺为原料，经酰化反应得乙酰苯乙胺，在多聚磷酸的作用下环合得1-甲基-3，4-二氢异喹啉，经硼氢化钠还原得1-甲基-1，2，3，4-四氢异喹啉。
Methods 1-Methyl-1,2,3,4-tetrahydroisoquinoline was synthesized from phenethylamine through three steps:acetylation with acetyl chloride, cyclization with PPA and reduction with potassium borohydride.
方法以苯乙胺为原料，经酰化反应得乙酰苯乙胺，在多聚磷酸的作用下环合得1-甲基-3，4-二氢异喹啉，经硼氢化钠还原得1-甲基-1，2，3，4-四氢异喹啉。
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