查询词典 phosphoric acid

Again determines the low temperature phosphorization formula through the orthogonal experiment: The zinc oxide is 8.00g/L, the phosphoric acid is 0.07mol/L, the nitric acid is 0.06mol/L, the nickelous nitrate is the 1.00g/L Keyword: Phosphorization, cupric sulfate intravenous drip, orthogonal experiment

再通过正交实验确定中低温磷化配方：氧化锌为8.00g/L，磷酸为0.07mol/L，硝酸为0.06mol/L，，硝酸镍为1.00g/L。关键字：磷化，硫酸铜点滴，耐蚀性，正交试验以上就是啊，请大侠多多帮忙翻译啊

In this cone, phosphoric acid medium, a violet-red compound was formed between chromotropic acid and formaldehyde which is photometrically determined at 570nm.

在浓磷酸介质中，甲醛与变色酸反应生成紫红色化合物，于570nm波长处作光度测定。

The optimal synthesis with polyphosphoric acid was put forward to produce high purity of phosphoric acid monoester,and its application was described.

介绍了磷酸单酯的各种合成工艺路线，并比较了它们的优缺点，提出了聚磷酸法是合成高纯度磷酸单酯的最佳路线。

Silicoaluminophosphate (SAPO–5) molecular sieves were synthesized by the hydrothermal method, using metakaolin with a certain degree of activity as the silicon and aluminum sources, phosphoric acid as the phosphorus source and triethylamine com- bined with hydrofluoric acid as the template agents.

以具有一定活性的偏高岭土兼作铝源与硅源、正磷酸作磷源、三乙胺和氢氟酸为复合模板剂，用水热方法合成了磷酸硅铝分子筛(SAPO–5)。

In this paper the electrochemical reduction mechanism of selenious acid(H2SeO3) in phosphoric acid solution was studied by rotating ring-disc electrode and cyclic voltammetry techniques.

文摘：利用旋转环－盘电极方法开结合循环伏安技术研究了磷酸溶液中亚硒酸的电化学还原机理。

Several technologies for sulphur recovery from solid waste containing sulphur generated during sulphuric acid production and sulphonation and liqiud waste containing sulphates generated in phosphoric acid manufacture are described.

介绍从硫酸和磺化剂装置产生的含硫废渣以及从磷酸装置产生的含硫酸盐废液中回收硫的几种技术硫过滤机的滤饼和熔硫沉降槽的梳渣与65%发烟硫酸或液体SO3一起送入反应器生成SO2，SO2作为产品或送入硫酸厂生产硫酸，惰性物料干燥后填埋处理。

This article discussed the influence factors of productivity of formic acid such as the mol ratio of sodium formate and phosphoric acid, the addition of phosphorus pentoxide, vapouring temperature.

对原料配比、五氧化二磷加入量、蒸馏温度对甲酸产品浓度、产率的影响进行了实验。

The results showed that the ultimately productive rate of formic acid reached 95.75% when the mol ratio of sodium formate and phosphoric acid was 1:1.30, the quantity of phosphorus pentoxide was 35.73 g, vapouring temperature was 115℃.

实验结果表明：在一定实验体系中，甲酸钠与磷酸摩尔比为1：1.03、五氧化二磷加入量为35.73 g、蒸馏温度为115℃时，甲酸最终浓度可达到95.75%。

An acid that is a partial anhydride of three molecules of phosphoric acid; known chiefly in the form of its salts and esters.

三个磷酸分子形成的部分脱水物，已知主要以其盐和酯的形式存在。

Unsaturated fatty acid and phosphoric acid can be dissolved egg solidification of cholesterol in the blood vessel wall.

不饱和脂肪酸和卵磷酸都能溶解凝固在血管壁上的胆固醇。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。