pua是什么意思

双语例句

(1)Objective To analyze clinical characteristics of peptic ulcer in elderly (PUA).

目的探讨老年性消化性溃疡的临床特点。

(2)The big buzzwords in Japan are kakusa kakudai (growing inequality) and waakingu pua (literally, “working poor”).

日本目前的流行词是kakusa kakudai（增长的不平等）和waakingu pua（意即“穷忙族”）。

(3)In this dissertation, a research has been made on the Ultraviolet (UV) cured colored paints and visible light cured varnishes of PUA.

本文主要研究了聚氨酯丙烯酸酯的紫外光固化色漆和可见光固化清漆的制备、涂布、固化及固化后的漆膜综合性能。

(4)By mechanical property testing, showing that there is not much changing comparing to PU, the modified PUA still have good mechanical properties.

通过力学性能测试，表明改性后的PUA较PU没有太大的变化，依然具有PU的良好力学性能。

(5)The effect of addition manners of reactants, reactant ratio, catalyst types, and reaction temperature, etc on the viscosity of PUA was studied in detail.

详细研究了加料方式、反应物配比、催化剂、反应温度等因素对PUA黏度的影响。