The paper discusses the mechanism and orderliness of carbon diffusion, introduces some methods and conclusion of carbon migration.
现综述了碳扩散的机制和规律、碳迁移的一些研究方法和主要结论以及尚需开展的工作。
The formation of the inter-lath austenite in quenched low-carbon steels is described and the existence of the carbon diffusion during the lath martensite formation is emphasized.
叙述淬火低碳钢内条间奥氏体的形成,着重指出条状马氏体形成时存在碳的扩散。
The variation of the carbon diffusion coefficient at the vicinity of the phase boundary during the process of eutectic solid state phase transformation of the phase boundary was analyzed.
然后分析了碳钢在过冷等温时,相界面共格的固态相变过程中,相界面附近碳的扩散系数变化的情况;
At the same time, carbon dioxide is removed from the blood through the same process of diffusion. This waste gas is expelled as we breathe out.
同时,血液中的二氧化碳经过同一个扩散过程被排除,并随着我们的呼气而排出体外。
From inner to outside, the composite pipe consisted of alumina ceramic layer, metal transition layer, white cast layer, carbon atom diffusion layer and nodular cast iron layer.
复合管从里到外由氧化铝陶瓷层、金属过渡层、白口铸铁层、碳原子扩散层、球墨铸铁层组成。
Carbon nanotubes synthesis using diffusion flame is a kind of novel technique.
利用扩散火焰合成碳纳米管是一项新的技术和方法。
Some treatment parameters led to boron carbon coating above the boride layer which ACTS as a diffusion barrier and prevents a further growth of the boride layer.
一些处理参数会导致在硼化物层上形成硼-碳层,它将起着扩散垒的作用,阻止了硼化物进一步的生长。
The diffusion of carbon, the mechanism of carbide dissolution were researched.
对碳原子的扩散及碳化物的溶解机制进行了探讨。
In the carburizing process, rare earth elements could promote the decomposition and absorption of medium and the diffusion of carbon atom.
在渗碳过程中,稀土元素对介质的分解,吸收和碳原子的扩散都起到了促进作用。
The optimal parameters to obtain certain thickness of liquid case are decided, and effects of influence on diffusion of carbon has been studied as well as the diffusion mechanism.
确定了获得一定厚度液体层的最佳工艺参数,研究了液态或固态条件下稀土对扩散效果的影响,初步探讨了碳在固态与液态下的扩散机理。
Carbon-poor area forms by way of random fluctuation and carbon atom diffusion. Bainitic ferrites nucleate in carbon-poor austenite.
依靠随机涨落,形成贫碳区,贝氏体铁素体在贫碳的奥氏体中形核。
The process of conversion of methane to nana-carbon black and acetylene via thermal Plasma is under the control of mixing and diffusion rate.
本装置上,等离子体热解天然气制乙炔和炭黑的动力学不是由反应速度控制,而是由混合与扩散控制。
The adsorption and diffusion of oxygen and nitrogen in two samples of carbon molecular sieve used for air separation have been studied by gravimetric method.
用重量法研究了氧、氮在两种空分用炭分子筛上的吸附与扩散。
One of the problems experienced in transient liquid diffusion bonding for carbon steel sandwich panels is the interlayer bonding assistant coat.
采用瞬间液相扩散复合原理生产钢质蜂窝夹芯减振板的关键问题之一是中间夹层助复剂的选择和配制。
The results indicate that the diffusion process of oxygen and nitrogen in carbon molecular sieve is activated, such an process may be represented by the dual diffusion resistance model.
结果表明,氧和氮在炭分子筛中的扩散是活化扩散,该过程可用双孔模型进行描述。
Synthesis carbon nanotubes using diffusion flame is a kind of novel technique.
利用扩散火焰合成碳纳米管是一项新的技术和方法。
The electrodes are of porous carbon to permit diffusion of the gaseous fuels, e. g., hydrogen and oxygen, into the cell.
电极是多孔炭,可以让气体燃料(例如氢和氧)扩散至电池。
The diffusion of carbon in hot working process of cladding sheet is analyzed based on diffusion theory and variations of carbon concentration in the high-speed steel matrix.
根据扩散理论和高速钢加热过程中基体的含碳量变化规律,对复合板材热加工过程中碳的迁移进行了讨论。
When iron which is unsaturated with respect to carbon is heated in a bed of coke, the concentration of the carbon near the surface is increased by inward diffusion of carbon atoms.
当一块含有不饱和碳的铁放在焦炭床上加热的时候,铁表面的碳含量就会由于内部碳原子的扩散而提高。
Molecular Mechanics and Molecular dynamics have been performed to study the adsorption and the diffusion, and optimize the configuration and the energy of glycine molecules in carbon nanotubes.
采用分子力学、分子动力学方法模拟研究了甘氨酸分子在单壁纳米碳管中的吸附和扩散行为,并对甘氨酸分子在纳米碳管中的构象和能量进行了优化。
Structure property and diffusion behaviors of dense carbon dioxide confined in a series of clay slit pores are studied.
稠密二氧化碳在不同宽度的粘土狭峰孔中的结构性质和扩散行为的研究。
The activated carbon adsorption rate was found to be governed by the microporous diffusion.
发现微孔扩散是控制活性炭吸附速度的决定因素。
The effect of active carbon granularity-on properties of air diffusion electrode is introduced in this article in order to improve the permeability and electrochemical property of layer.
为了改善空气扩散电极的电化学性能,对活性炭粒度分布对空气扩散电极性能的影响进行了研究。
Adsorption of sucrose on activated carbon is a chemical adsorption process and belongs to mono-molecular surface adsorption. The adsorption rate is controlled by internal diffusion.
活性炭吸附蔗糖是一种化学吸附过程,蔗糖是以单分子铺展的形式被吸附于活性炭表面,其吸附速率由内扩散所控制。
The diffusion coefficients of carbon dioxide near the silica surface are anisotropic.
二氧化硅中的二氧化碳的自扩散行为是各向异性的。
The discharge power density of fuel cell used by carbon fibre cloth diffusion layer are 2.16 and 6.94 times than that of fuel cells used by carbon paper and carbon film diffusion layers respectively.
不同扩散层所组装的燃料电池最大放电功率密度有较大的差别,碳纤维布扩散层所组装的燃料电池最大放电能量分别是碳纸和碳膜扩散层所组装的燃料电池最大放电能量的2 16倍和6 94倍。
Carbon-poor area forms by means of random fluctuation and carbon atom diffusion. Bainitic ferrites nucleate in carbon-poor austenite.
依靠随机涨落,形成贫碳区,贝氏体铁素体在贫碳的奥氏体中形核。
Objective to evaluate the lung carbon monoxide diffusion function in diagnosis of hepatopulmonary syndrome (HPS).
目的探讨肺一氧化碳弥散功能检测在肝肺综合征(HPS)临床诊断中的价值。
Objective to evaluate the lung carbon monoxide diffusion function in diagnosis of hepatopulmonary syndrome (HPS).
目的探讨肺一氧化碳弥散功能检测在肝肺综合征(HPS)临床诊断中的价值。
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