Enrichment of γ-aminobutyric acid in tea by vacuum treatment and extrogenous sodium glutamate 真空及外源谷氨酸钠处理对茶叶中γ-氨基丁酸富集作用研究
Must in order to produce quality steel, some raw steel in a vacuum treatment process carried out under. 为了生产一定品质的钢,一些生钢的处理过程需在真空下进行。
Application of Heat Accumulator in the Process of Vacuum Treatment in AISC No.3 Steelmaking Plant 蓄热器在鞍钢第三炼钢厂真空处理工程中的应用
Design of the Simulating Test Device of the Technical Parameters of Vacuum Treatment for Electric Products 电工产品真空处理工艺参数模拟试验装置的设计
Development of new type desulphurizer for RH vacuum treatment RH用新型脱硫剂的开发
In addition, the vacuum treatment is necessary to the steam-injection pressing. 真空处理对喷蒸热压是必要的。
Vacuum treatment of the liquid steel 钢水的真空处理
Control System for RH-MFB Vacuum Treatment Equipment RH-MFB真空处理装置控制系统
Taking the new design concept-"three high and one low" a new desulphurizer in possession of higher desulphurization capacity has been developed for RH vacuum treatment. 采用三高,一低的设计思路,开发出了一种RH用新型脱硫剂。
Summary and Research on Oxygen Regulation Used for RH TB Vacuum Treatment RH-TB真空处理用氧工艺总结与研究
The vacuum treatment for simultaneous desulphurization and dephosphorization of hot metal with premelting CaO based slag was carried out. Results show that both the De S and De P rates have been raised along with the increase of the CaO content in the pre melting slag. 开展了铁水用石灰基预熔渣进行同时脱硫脱磷真空处理研究,试验结果表明,随着石灰基预熔渣中CaO含量增加,脱磷率和脱硫率均增大;
Concrete Construction of RH Vacuum Treatment Installation in Winter RH真空处理装置混凝土设备的冬期施工
In influence of the treatment temperature, residual gas pressure and vacuum treatment time on separation effects were completely investigated. 主要研究了蒸发温度、真空度和蒸发时间等因素对阳极泥蒸发率的影响,并对冷凝物的形态控制及贵铅的后续处理进行了探讨。
The effect of sulphuring, vacuum treatment and soaking on the quality of candied apples was studied. 本文研究了苹果脯生产中护色、抽空处理、浸渍等关键工序对产品质量的影响。
For super low carbon IF Steel, the RH-TB vacuum treatment, was investigated. The effect of initial molten steel conditions and suitable methods for molten steel with different initial conditions were studied by natural decarbonization and forced decarbonization processes. 在生产超低碳IF钢的RH-TB真空处理过程中,采用自然脱碳和强制脱碳的工艺方法试验研究了不同初始碳氧含量钢水的脱碳效果。
Analysis was made on the general characteristic of secondary refining technologies of various kinds and a conclusion was drawn from it that approaches being taken to these technologies are nothing but slag washing, vacuum treatment, stirring, reheating and injection. 本文分析了各种炉外精炼方法的共性,归纳出了它们所采用的精炼手段不外乎渣洗、真空、搅拌、加热、喷吹等五种。
A New Method of Instrument Transformer Vacuum Treatment by Using Vapour Phase Drying Technique 气相干燥技术应用于互感器真空处理的新方法
On the techniques of vacuum treatment for the concrete pavements 混凝土路面真空处理技术
The oxygen regulation is sum up, which is used for the RH TB vacuum treatment and the proper parameters are found out after several operational tests. 对RH-TB真空处理设备的氧气使用工艺进行了总结,并在实践的基础上探索了合理的工艺参数。
By using NaOH as catalyst, span-80 is synthesized at the following conditions: 1:1.2 the ratio between sorbitol and 9-octadecenoic acid, 180~ 190 ℃ the temperature, vacuum treatment by water and 4 hours the heating time. 以NaOH为催化剂,山梨醇与油酸之比为1:1.2,在温度180~190℃、水抽真空的条件下,加热4h合成Span-80。
Increment of refining efficiency for RH vacuum treatment 提高RH真空处理的精炼效率
Study on Paper-based Fiberboard and Vacuum Treatment 纸质纤维板及其真空处理的研究
Selection of vacuum treatment processes for liquid steel 钢液真空处理法的选用
The Development of Less-fluoride or Free-fluoride Desulphurizer for RH Vacuum Treatment RH用少氟或无氟脱硫剂的开发
Preliminary investigation in refractory material for RH vacuum treatment apparatus RH真空处理装置用耐火材料初探
The vacuum treatment steps and process control are analyzed in detail. 剖析了VOD真空处理工艺过程以及工艺过程的合理控制;
Design and Practice of Using Converter Afterheat Steam as Steam Source for Vacuum Treatment in Steelmaking 采用转炉余热蒸汽作为真空处理汽源的设计与实践
The effects of water temperature, dynamic vacuum treatment and ultrasonic treatment on desulphurization technique of candied brittle plum processing were investigated in this paper. 文中研究了水温、真空动态处理、超声波处理在脆梅加工脱硫工艺中的应用效果。
Developed by using the combination molding process of sand mold and metal mold and by vacuum treatment after refining processing vacuum treatment, the low pressure casting large size aluminium piston can conform to the technical standards in every respect. 采用砂模和金属模相结合的造型工艺;精炼剂与真空处理相结合的精炼方法及低压铸造工艺,研制的大型铝活塞,达到各项技术指标。