介绍了以磷矿为生产原料的硝酸法、盐酸法、硫酸法等湿法磷酸生产工艺,并对其工艺进行了说明和比较。
Some phosphoric acid production techniques are introduced, such as nitric acid technique, hydrochloric acid technique, sulfuric acid technique, which use phosphate rock as raw material.
这种现在被命名为高尔基染色法或者“高尔基浸渍法”的方法,包括在重铬酸钾和氨水中浸渍,使组织变硬,接着浸泡在硝酸银溶液中。
The method, now known as Golgi staining or Golgi impregnation, involves hardening of tissue in potassium bichromate and ammonia, followed by immersion in a silver nitrate solution.
在浸没循环撞击流反应器中,以硝酸钙和磷酸钠为原料、乙酰胺为分散剂,采用水热法合成了纳米羟基磷灰石。
Nano - hydroxyapatite was synthesized by hydrothermal method in the submerged circulating impinging stream reactor, using calcium nitrate and sodium phosphate as reactants and acetamide as dispersant.
水彩色调:用硝酸在钢片或铜片上作腐蚀的蚀刻法。这个技巧是在版面上洒上一层薄薄的树脂粉,加热把它粘附于版面。
Aquatint: it is an etching process on copper or steel by means of nitric acid. in this technique a thin layer of resin dust is sprinkled on the plate and heated to make it adhere.
摘取眼球法取血,分离出血清,采用SOD试剂盒、MD A试剂盒、硝酸盐测定试剂盒进行生化检测。
Reagent kits of SOD, MDA and nitrate were employed for biochemical detection of serum, which isolated from blood sampled by eyeball extirpating.
用硝酸还原酶法测一氧化氮(NO)的浓度。
The production of nitric oxide(NO) was determined by nitrate reductase method.
目的建立硝酸咪康唑搽剂微生物限度检查法。
Objective To establish a method of microbial limit test for miconazole nitrate liniment.
认为国内应大力开发乙醛硝酸氧化法生产乙二醛的工艺,目前的迫切任务是提高产量与产品质量。
It was thought that the new process for producing glyoxal by oxidizing acetaldehyde with nitric acid should be developed inland, and the urgent task was increasing yield and quality.
采用分光光度法对多孔硝酸铵产品中包裹剂含量进行了测量。
Spectrophotometry was applied to determine coating agent content in porous prilled ammonium nitrate.
应用该法直接测定煤矿塌陷湖水、鱼塘水、电厂废水和地下水中的亚硝酸根获得满意结果。
The method was applied to direct determination of nitrite in collapse lake water, fishpond water, power plant waste water and well water with satisfactory results.
用水吸收淀粉法生产草酸的尾气并副产硝酸的尾气处理工程,其设计方法目前尚无资料介绍。
Until now there has not appeared the design on tail gas treatment engineering of producing oxalic acid and by-producing nitric acid from starch.
方法:将样品经硝酸分解后,采用火焰原子吸收法和石墨炉原子吸收法分析测定。
Methods:After decompounded the sample by nitric acid, then to detect using both flame and graphite oven atomic absorption spectrophotometer.
用失重法和动电位极化曲线方法研究了硝酸根离子对工业纯铝在1。
Nitrate ion has been examined as a corrosion inhibitor for aluminium in 1.
本文提出了以氢化物与硝酸银反应为基础的在一份试样溶液中连续测定微量砷和铅的分光光度法。
The continuous determination of arsenic and lead in the solution of the same sample by spectrophotometry is described, based on the reaction between hydrides and silver nitrate.
结论用离子色谱法分离测定乳品中的硝酸盐,有较高的回收率,较好的精密度和较低的检出限。
Hydronium Chromatography method is a good method to test nitrate in dairy with high recovery rate, accuracy and low detection limit.
本文比较了硝酸盐测定的铜镉柱还原法在两个规范中技术指标和操作工艺的差异。
The technical index and operation procedure of the cadmium-copper column reduction in two China National Specifications were compared in this paper.
目前对高砷硫金矿的预处理方法主要有氧化焙烧法、加压氧化法、细菌氧化法、硝酸分解法、真空脱砷法等。
There are many ways of pretreatment to high arsenic gold concentrate such as roasting, pressure oxidation, bacterium oxidation, decomposition by nitric acid, eliminating arsenic in vacuum, etc.
采用热分析法研究了无机添加剂对硝酸铵晶型转变的影响,并用高分子表面处理剂对硝酸铵进行表面处理。
The effect of inorganic additives on an's crystal pattern transition is studied by DSC method, and the surface treatment of an is investigated by polymer surfactant.
通过单因素试验和优选试验法,得出蛋黄粉和亚硝酸钠的最佳配比。
The optimum recipe of yolk powder and sodium nitrite was determined by single factor trial and preference method.
采用加入过量的硝酸银溶液,用原子吸收分光光度法测量剩余的银离子,间接测量氯含量。
By the addition of an excess of silver nitrate solution and the determination of surplus silver ions with AAS, the chlorine content is thus determined indirectly.
在急性脑缺血与再灌流动物模型中采用硝酸镧块染法对神经细胞膜的通透性改变示踪。
Lanthanum nitrate block impregnation technic was used to demonstrate the neurocyte membrane permeability in the animal model of acute cerebral ischemia and reperfusion.
在水浴加热条件下,用硫酸氢根将吸附在树脂上的铀酰离子和硝酸根离子置换到液相中,之后分别采用亚钛法、分光光度法进行测定。
Heated in water bath, uranyl ion and nitrate radical adsorbed on resin are replaced into solution by sodium bisulfate, then are determined by titanous method and spectrophotometry, respectively.
本文报导了应用高氯酸根选择电极监测高碘酸根浓度改变,从而进行亚硝酸根测量的催化动力学电位分析法。
This reported kinetic analysis of nitrous ion is based on the monitoring of the concentration change of periodate ions by means of the perchlorate selective electrode.
阐述了硝酸氧化法生产己二酸的过程中两种不同的催化剂回收工艺的异同点。
This paper describes the production of adipic acid nitric acid oxidation in the process of two different catalysts at the similarities and differences in the recovery process.
在蔬菜腌渍发酵中会产生亚硝酸盐,食品中亚硝酸盐含量测定国家标准是盐酸萘乙二胺法。
In the fermentation of pickled vegetables it would produce nitrite, and the national standard for the determination of nitrite content in food is hydrochloride naphthodiamide.
采用硝酸还原酶法测肺组织匀浆中NO含量。
The NO level of lung homogenates was measured by Nitrate Reductase Test.
本文采用经典恒温法分别对国内外两种硝酸甘油片进行了稳定性实验。
The stability test for two kinds of nitroglycerin tablets, imported and domestic, was conducted by classical constant-temperature method.
方法用盐酸萘乙二胺法检测样品中的亚硝酸盐。
Methods The nitrite was detected from samples by N-Naphthylethylenediamine Dihydrochloride.
本实验创立了二种水产养殖池塘底泥总氮含量简易测定法,分别称为总氨法和硝酸盐法。
Two alternative methods measuring total nitrogen of aquaculture pond soils, named total Ammonia method and Nitrate method, were established.
本实验创立了二种水产养殖池塘底泥总氮含量简易测定法,分别称为总氨法和硝酸盐法。
Two alternative methods measuring total nitrogen of aquaculture pond soils, named total Ammonia method and Nitrate method, were established.
应用推荐