随着海水从大气中吸收越来越多的二氧化碳,世界范围内的海水pH值正在降低(即酸化过程)。
方法:天山雪莲花经微波消解,使用火焰原子吸收光谱法测定其金属元素的含量。
其装置主要是膜法生化池由酸化沟、生化沟和沉淀池构成。
酸化沟和生化沟内悬挂有纤维填料,沉淀池内悬挂有绳网。
牛奶中的酪蛋白开始聚集,酸化细菌进一步增加酪蛋白的疏水性,使其更难溶。
强酸的食品包括乳酪,蛋黄,肉类,牛奶和其他高蛋白食品。
可酸化性与酸化度作为高浓度有机废水厌氧酸化指标的研究
模拟酸雨对果园土壤交换性阳离子迁移及其对土壤酸化的影响
1·The most striking example of this involved the acidifying effects of elevated atmospheric carbon dioxide on coral reefs in the sphere's ocean biome.
其中最引人注目的例子涉及到大气二氧化碳含量的升高对生物圈内海洋生物群落里的珊瑚礁的酸化影响。
2·Oceans were rapidly warming and acidifying, water circulation was being altered and dead zones within the ocean depths were expanding, said the report.
报告说海洋正在急速变暖和酸化,水循环正在改变,海洋各深度的死亡地带不断扩大。
3·Celery has potassium, magnesium, sodium and iron and therefore is very alkalizing and neutralizes the effects of acidifying foods such as meat, dairy and highly processed foods.
芹菜含有钾,镁,钠,铁,因此是非常碱化并中和酸化的食品,如肉,奶制品和高度加工的食品。
4·He agrees that the acidifying effects of nitrogen fertilizer deserve more attention in China.
他同样认为,氮肥的酸化效果在中国应该引起更多的关注。
5·Well cleanup technology of combined acidifying, liquid CO2 and air compressor blowout inducing method was used.
洗井工艺上,采用酸化、液态co2和空压机引喷相结合的联合洗井方法。