I-4 new surface treatment process is studied by chemical conversion coating technology.
采用化学转化膜技术，研制出I - 4表面处理新工艺。
It is worth while applying RSIPR in developing aspect of natural gas chemical conversion.
在天然气化工上应用RSIPR工艺是一个值得探索的技术开发方向。
The sulphuration coating was formed mainly by a chemical conversion, not only by a diffusion process.
硫化层主要通过化学反应和原子扩散过程而形成。
Catalytic pyrolysis of biomass is one of the important methods of biomass thermal chemical conversion.
生物质催化裂解是生物质热化学转化的一种重要途径。
The microorganisms employed include mainly chemical conversion bacteria , phototropic bacteria and alga .
所利用的生物体主要包括：化学转化细菌、向光性细菌和藻类。
Influences of factors such as pretreatment, chemical conversion film on the quality of coating are analyzed.
分析了前处理、化学转化膜等因素对涂膜质量的影响。
Chemical conversion treatment because of its simple, low cost, is the effective method of magnesium alloy corrosion.
化学转化膜处理因其操作简单、成本低廉，是镁合金防腐蚀的有效方法。
The results can be a reference for the thermal chemical conversion energy utilization and numerical simulation of seaweed biomass.
研究结果可供大型海藻生物质热化学转换能源利用及其相应的数值模拟参考使用。
The chemical conversion techniques, e. g. liquefaction, gasification and pyrolysis, are the main orientation for research and development.
化学转变中的液化、气化和热解技术是目前主要研究方向。
The progresses in researches of chromium free chemical conversion film on magnesium alloy were reviewed as well as the prospects in the future.
综述了镁合金多种无铬化学转化膜工艺的研究现状及其发展前景。
There are currently two main chemical conversion methods for reducing benzene content - the hydrogenation saturation method and the alkylation method.
目前，化学转化法降苯技术主要有加氢饱和降苯和烷基化降苯两种。
HY-200 process procedure for colour chemical conversion coating of al and its alloys parts and the test method for quality control are introduced in this paper.
本文介绍了对铝及铝合金零件进行彩色化学转化处理的HY—200法的工艺及质量控制的试验方法。
The low temperature thermo chemical conversion process for sewage sludge, through which the energy can be expected to be recovered, is a new developing technology.
污水厂污泥低温热化学转化是可望达到能量平衡的污泥处理新技术。
As a result of chemical conversion and decay, the primary pollutant decreases with the downwind distance more rapidly, especially as the mesoscale distance further than 10 km.
由于化学转换和衰减的作用，初生污染物随着下风距离而较快地减少，特别是在10公里以后的中距离上更加明显；
Influences of parameters for oxidizing process, pre and post treatment procedures and material status of brass substrate on quality of chemical conversion film on brass were described.
介绍了氧化工艺参数，前、后处理工序，黄铜基体材质状况等因素对黄铜化学转化膜质量的影响。
These large pools of ammonia are detrimental to seedling growth and are very susceptible to gaseous loss by volatilization before chemical conversion back to the ammonium and nitrate forms.
这些氨的大量存在对幼苗生长产生危害，同时也很容易在转化为铵态氮和硝态氮之前挥发损失。
Chemical conversion treatment on face of magnesium alloys can improve its corrosion resistance and provide a better base for following painting: electroplating, electroless chemical plating, etc.
镁合金表面化学转化处理可以提高镁合金耐蚀性并为其后的涂层、电镀层、化学镀层等保护提供良好基底。
This is visualizing the process of the conversion of mechanical energy into chemical and electrical energy very nicely.
这一模拟恰到好处地演示了,机械能到化学能和电能的转换过程。
Without the chemical-electrical conversion, a capacitor can be charged and discharged much more rapidly than a battery, last longer and weigh less.
电容器不依靠电-化学转化。相比电池，电容器能够更快的充电和放电，持续使用时间更长，并且更轻。
The major difference between these two power generators is that the chemical energy of the fuel cell is converted directly to electrical power without intermediate conversion first to heat.
主要的区别在于，燃料电池的化学能量能直接转化成电能而不需要先转化成热能。
Conversion film: chemical or metal electrochemical treatment by the formation of the contains the metal surface membrane layer of the compounds.
转化膜：对金属进行化学或电化学处理所形成的含有该金属之化合物的表面膜层。
The chemical-equalibrium constants of the reactions were given and the theoretical conversion of phenol and the equalibrium composition of cresols Were calculated.
给出了各个反应的平衡常数，苯酚的理论转化率以及甲酚异构体的平衡组成。
The conversion degree of composite resins after curing directly affects their biological, chemical, physical and mechanical performances.
复合树脂聚合后的转化程度可直接影响材料的生物、化学和物理机械性能。
The production technologies for multiple petrochemical raw materials were introduced with the theoretical mechanism explained by conversion of chemical structures in the refining process.
介绍了炼油过程中多产石油化工原料的有关工艺技术，从化学结构转化角度阐明了理论依据。
The paper studied the reaction mechanism of self bonding in dry process binderless fiberboard manufacture by investigating the chemical composition and conversion of wood.
通过干法无胶纤维板制造过程中对木材化学成分的转化和含量变化的研究，探讨了干法无胶纤维板的粘合机理。
The Color film was made on stainless steel through chemical coloring, and the formation rate, color conversion controlling and corrosion resistance of color film were also studied.
对采用化学着色法在溶液中不锈钢氧化色膜的生成速度、颜色转换控制、膜层的结构及其抗蚀性能进行了试验研究。
This article introduces the chemical reaction mechanism of urea conversion into melamine. It also describes the optimum reaction conditions for low-pressure Catalytic melamine production process.
介绍了尿素转化成三聚氰胺的化学反应机理及三聚氰胺低压催化法工艺的最佳反应条件。
Cerium conversion films were prepared on anodized aluminum via chemical deposition and electrodeposition respectively, and the mechanisms of formation of the cerium conversion films were investigated.
为探讨铝阳极氧化沉积铈转化膜形成机理，分别用化学沉积和电沉积法在铝阳极氧化膜上制备了铈转化膜。
Cerium conversion films were prepared on anodized aluminum via chemical deposition and electrodeposition respectively, and the mechanisms of formation of the cerium conversion films were investigated.
为探讨铝阳极氧化沉积铈转化膜形成机理，分别用化学沉积和电沉积法在铝阳极氧化膜上制备了铈转化膜。
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