查询词典 sulphuric acid

About a third of carbon emissions is soaked up by the world's oceans, where it combines with seawater to form carbonic acid.

大约有三分之一的二氧化碳排放量被全世界的海洋所吸收，这些二氧化碳与海水相融合产生碳酸。

For the environmental protection request, the application assuming of the superfine Heavy carbonic acid will develop at the high speed and the market foreground is wide.

随着环保的要求，超细重质碳酸高的应用呈高速发展的势头，市场前景广阔。

Seawater reacts with carbon dioxide to form carbonic acid, decreasing the pH of the oceans.

海水跟二氧化碳发生反应生成碳酸，降低了海水的pH值，结果对海洋本身的环境造成了影响，如：破坏珊瑚和其他水生动物的呼吸作用。

I say "could be converted" because regardless of the pH, there will always be some bicarbonate and carbonate present, but at some pH there are enough protons in solution that if they were combined with the bicarbonate and carbonate present, it would all be converted to carbonic acid.

我认为："可转换"，因为不论其ph值，也往往会有一些碳酸氢盐和碳酸盐，但在一些ph值有足够的质子的溶液中，如果他们有机地结合起来，与碳酸氢盐和碳酸盐结合，它都将转为酸性。

When carbon dioxide dissolves in water itforms carbonic acid.

二氧化碳在水中溶解后会形成碳酸。

The effect of the frying time on peroxide value, acid value and carbonyl value was also analyzed.

主要探讨了真空低温煎炸胡萝卜片后3种煎炸油的稳定性，研究了3种煎炸油的酸值、过氧化值、羰基值随煎炸时间的变化规律，并分析了它们之间的相关性。

A felt or other cloth lap is wetted with an oxalic acid solution for a final polishing step after the piece is finished with fine, wet carborundum paper.

1体验或其他布立是润湿与草酸溶液作最后一步抛光后，一块成品的是，以优秀的，湿碳化硅文件。

Based on the analysis of stoving temperatures of the furnace on practical use, it is conducted that for amino-alcoholic acid paint a proper arrangement of SHQ quartz glass tube and high quality carborundum plate can provide an ideal solidifying and stov...

综合分析了这类烘道在实际使用中的烘温曲线，并得出结论：对氨基醇酸漆而言，合理布置SHQ石英管和优质碳化硅板，就能得到理想的固化烘道，其烘温曲线为正态分布。

Each fatty acid consists of a hydrocarbon chain with a carboxyl group at one end.

每个脂肪酸由一端带有一个羧基的碳酸链组成。

Free carboxyl group was determined by the wet chemical analysis method, acid-base titration, in this paper.

在几种测定方法—氢氧化钠直接滴定法、氢氧化钠反滴定法、醋酸钙法中，醋酸钙法较好。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48