查询词典 acid process

The applications of LO-CAT process in the H2S removal of gases, such as fuel gas, acid gas of amine unit, stripped gas of wastewater treatment plant and tail gas of Claus unit, were introduced.

介绍了LO-CAT工艺用于炼油厂燃料气、胺精制酸性气、含硫污水汽提气和克劳斯装置尾气等气体的脱硫处理。

The bright and smooth haze was found by Venus Express to be rich in sulfuric acid, created when an unknown process lifted water vapor and sulphur dioxide from lower levels into Venus' upper atmosphere.

金星快车发现明亮而均匀的薄雾中富含硫酸，水蒸汽上升遇到低空中的二氧化硫，经过未知的化学反应，而后上升到金星高层大气中从而形成。

Moreover, the determination of the content of dissociate cyclohexanone-omine in the mixture of rearrangement process in caprolactam production was also studied. The rearrangement mixture is a complicated and difficult system to directly analyze, containing great volume of sulfuric acid and some amount of sulphur trioxide, with higher viscosity and strong corrosivity.

此外本论文还对己内酰胺生产过程中的重排混合物中游离环己酮肟含量测定进行了研究，重排混合物是一个很特殊、难以直接分析的体系，含大量硫酸和少量三氧化硫，粘度大，腐蚀性强，且杂质种类较多。

A significant proportion of these acids come from sulphur in the fuel which reacts during the combustion process and builds sulphur ic acid, a very corrosive and acidic component.

它们中有很大一部分来自于燃油中所含有的硫，这些硫在燃烧时会生成硫酸，而硫酸是一种具有很强的腐蚀性和酸性的物质。

Technological developments in design of very large-scale or over 600 kt/a sulphur -burning sulphur ic acid plants in China are described and the process arrangement, equipment structure and material selection for some typical plants are discussed in detail.

论述我国近年来在设计600 kt／a以上超大型硫磺制酸装置方面的技术进展，详细介绍一些典型装置的工艺布局、设备结构与材料选择。

The research about t he technique conditions proves the scientific reasonableness of the new process, and it also resdved the quality and economy problems caused by sulphur acid met hod.

通过采用弱碱-萃取法新工艺，制备对叔丁基酚醛树脂，对工艺条件进行研究，表明新工艺方法的科学合理性，解决了硫酸法带来的质量和经济问题。

Since 1993, manufacturers also developed a starch sugar "turnkey" projects (including the acid, two of the legal system Tai sugar, liquid glucose, high maltose, etc.), has a contract in Shandong, Henan, Jiangsu, Anhui, and so most of the country Of the starch sugar factory technical guidance, engineering, including plant design, production and installation of the equipment transfer of technology, process design, product quality in line with national standards, the maximum size of Nissan Design 200 tons, and its main production facilities are: bubble-meter tank , Refining machines, liquefied jet, liquefied reaction cans, glycosylated cans, decolorizing cans, vapor-liquid separator, frame filter (frame-style, Van), ion-exchange column, the evaporator (single Xiao, the effect of three-way), as well as various ancillary products pumps, reducer, a heat exchanger, and so on.

自 1993 年以来，厂家又开发了淀粉糖&交钥匙&工程，（包括酸法、双酶法制鈶糖、液体葡萄糖、高麦芽糖等），先后承揽了山东、河南、江苏、安徽等全国大部分省地的淀粉糖厂家的技术指导，工程包括厂房设计、设备的制作及安装技术转让、工艺设计等，产品质量符合国家标准，设计规模最高日产 200 吨，其主要生产设备有：泡米罐、磨浆机、液化喷射器，液化反应罐、糖化罐、脱色罐、汽液分离器、板框过滤机、离子交换柱、蒸发器等，以及各种配套产品泵类、减速机、换热器等。

The abnormal behaviour which happened in the nucleophilic substitution process of phenoxy propionic acid has been discovered. The mechanism has been proposed as an intramolecular nucleophilic substitution by neighboring group participation.

发现一系列芳氧丙酸化合物发生亲核取代反应的异常情况，推测可能是分子内邻基参与的亲核取代反应。

No weld plastic storage tanks, motor transport tank, tank transport ship products using the international advanced one-time model of rotating plastic molding process, the product has a total of polyethylene forming a seamless, impact resistance, anti-aging, weight Light, non-leakage, acid, long life, consistent with the health standards, etc., the use of the performance is much better than the traditional glass containers steel, PVC welding containers, polypropylene containers welded, steel-lined rubber, steel-lined steel containers such as glass, ordinary life is a traditional more than twice the FRP, GRP impact is more than three times, to a large extent can be replaced by stainless steel, titanium and other m e t al containers, is the best of today's new generation of high-performance corrosion-resistant chemical liquid storage transportation equipment, and cheap.

无焊缝塑料储罐、汽车运输贮罐、船舶运输贮槽系列产品采用国际先进的旋塑工艺一次性模式成型，产品具有整体聚乙烯一次成型无接缝、抗冲击、抗老化、重量轻、不渗漏、耐酸碱、寿命长、符合卫生标准等优点，使用性能大大优于传统的普通玻璃钢容器、聚氯乙烯焊接容器、聚丙烯焊接容器、钢衬橡胶、钢衬玻璃钢等容器，使用寿命是传统普通玻璃钢的二倍以上，抗冲击是玻璃钢的三倍以上，在相当大的范围内可取代不锈钢、钛等金属制品容器，是当今最理想的新一代高效的化工液体耐腐蚀贮运设备，且价廉物美。

This series of products adopt international advanced one-time model of rotating plastic molding process, the product has a total polyethylene forming a seamless, impact resistance, anti-aging, light weight, non-leakage, acid, long life, consistent with the health standards advantages, the use of the performance is much better than the traditional glass containers steel, PVC welding containers, polypropylene containers welded, steel-lined rubber, steel-lined steel containers such as glass, ordinary life is a traditional glass fiber reinforced plastic for more than twice, impact glass steel more than tripled, to a large extent can be replaced by stainless steel, titanium and other m e t al containers, is the best of today's new generation of high-performance liquid chemical storage and transportation equipment, corrosion resistance, and good value for money.

本系列产品采用国际先进的旋塑工艺一次性模式成型，产品具有整体聚乙烯一次成型无接缝、抗冲击、抗老化、重量轻、不渗漏、耐酸碱、寿命长、符合卫生标准等优点，使用性能大大优于传统的普通玻璃钢容器、聚氯乙烯焊接容器、聚丙烯焊接容器、钢衬橡胶、钢衬玻璃钢等容器，使用寿命是传统普通玻璃钢的二倍以上，抗冲击是玻璃钢的三倍以上，在相当大的范围内可取代不锈钢、钛等金属制品容器，是当今最理想的新一代高效的化工液体耐腐蚀贮运设备，且价廉物美。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。