abbr. Philippines 菲律宾;Probability of Hit 命中率
Pure water is neutral with a pH of 7.
纯净水是中性的,PH值为7。
Skin is naturally slightly acidic and has a pH of 5.5.
皮肤具有天然弱酸性,pH值为5.5。
The Ph. D. candidate is likely to change his field of specialization if he drops out.
如果这位博士候选人退出,这很可能会改变他的专业领域。
This ingredient is used to balance the PH in products, and can cause allergic reactions, and irritate your eyes, nose and skin.
这种成分被用来平衡产品中的酸碱值,能够引起过敏反应,并刺激你的眼睛、鼻子和皮肤。
Trypanocidal drug suramin is polysulfated and gives a positive alcian blue reaction even at pH 1.
锥虫类药物苏拉明经过多硫酸化处理,即使在 pH 值为1时也会产生阳性的阿尔辛蓝反应。