Nevertheless, calculations suggest that if today's trends continue, the alkalinity of the ocean will have fallen by half a pH unit by 2100.

但是，大量的计算表明，如果今天的趋势依然，到2100年海洋的碱度将会下降pH值单位的一半。

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In single unit pellet system, this study attempts to develop a timely controlled release dosage form with minimization of transit time and pH effects of gastrointestinal tract.

在单室圆粒系统部分，本研究试图开发具有降低药物通过胃肠道时间与酸碱值影响性之及时控释剂型。

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During the past 50 years oceans have become "one-third of a pH unit more acid" according to Australia's ARC Centre of Excellence for Coral Reef Studies, (CoECRS).

CNN: All About: Coral Reefs

When Dr. Hermietta Edenburg(ph) walked into the pediatric unit of the Doctors Without Borders hospital in Dubea on a recent Tuesday morning, the nurse handed her a small bundle wrapped in cloth.

NPR: Congo Violence Creates Medical Crisis