催化可以是均相的,也可以是多相的。
催化可以是均相的,也可以是多相的。
煤的气化和燃烧反应则包括两种反应类型,即非均相气-固反应和均相的气相反应。
Coal gasification and combustion reaction is including two reactions types, namely the homogeneous gas-solid reaction and homogeneous gas instead should be.
结果表明,酸度、温度、浓度和复合比影响PAA/PAM的复合水溶液中大分子链的构象和流体力学体积,适度的氢键作用可以形成均相的复合溶液。
The results showed that formation and hydrodynamic volume of complex solution are influenced by the acidity, temperature, concentration and weight ratio of PAA/PVA complex solution.
只有外层内的电子才会形成化学键,因此每一列中各元素化学性质均相似。
Only electrons in the outer shell can form chemical bonds, so the elements in each column are chemically similar.
被试完成了共分为三个部分的长串问卷的填写,每个部分完成之间均相隔两个星期。
The participants completed a long list of questionnaires in three separate sessions that took place about two weeks apart.
四个低地沿海国(几内亚-比绍、伯利兹、圭亚那和苏里南)的森林覆盖率均相当高,从占国土总面积的59%到91%不等。
The four low-lying coastal states (Guinea-Bissau, Belize, Guyana and Suriname) all have substantial forest cover ranging from 59 to 91 percent of the total land area.
越来越多的政策制定者和学院派人士均相信处于金融危机根源位置的正是这种失衡状态。
A growing number of policymakers and academics believe that these lay at the root of the financial crisis.
辛普森说,这个环球旅行的想法对于澳大利亚的爱好者而言尤其具有吸引力,这是因为他们居住的地方与所有迪斯尼乐园均相距遥远。
The idea of a world tour was especially appealing for Australian fans, because they live so far away from all the Disney parks, Simpson said.
本文所讨论的主题与IRAD和RSA均相关,但是为了简洁起见,我们只谈到IRAD。
The topics discussed in this article are relevant to both IRAD and RSA, but we will refer only to IRAD for the sake of brevity.
本文介绍了压水堆核电厂蒸汽发生器的一维均相流瞬态分析模型。
This paper presents an one-dimensional homogeneous flow model for thermal-hydraulic transient behaviour of PWR steam generators.
建立了此反应器的二维拟均相模型,用正交配置方法离散后求解了床层的径向与轴向温度及浓度分布。
Orthogonal collocation method was used to discretize the two dimensional pseudo-homogeneous model used and the temperature and concentration profiles were calculated.
将均相催化剂加在寡聚或是树枝状载体上能够集中相近的活化位点,从而提高协同过程的效率。
Appending homogeneous catalysts to an oligomer IC or dendritic support can concentrate active sites close to one another and thereby enhance the efficiency of cooperative processes.
根据两相流的均相模型,对压力降型脉动的周期和振幅进行了数值计算。
Based on the homogeneous model, the numerical computation for the oscillation period and amplitude of pressure drop type instability was conducted.
估计GM(1,1)模型中的参数通常采用最小二乘准则,而在模型精度检验时又常采用平均相对误差。
Estimation of GM (1, 1) model parameter usually adopts the least square criterion, but test of model precision often USES average relative error criterion.
这可能因为血液中额外的胰岛素与骨生长和胰岛素抵抗均相关。
This may be because extra insulin in the blood is associated with both bone growth and insulin resistance.
用粒子成像测速技术(PIV)和稳态法分别测量均相流体在热管生物反应器中湍流时的流场、温度场;
The flow field and temperature field of the uniformity phase fluid were measured by PIV and the steadystate method during the state of onflow.
基于气液两相流理论,建立了垂直上升管内液氮气液两相流动的一维均相流模型;
One-dimensional homogeneous model based on the gas-liquid two-phase flow theory was established.
作者指出,应用低效血清素转运体抑制剂、与任何类型卒中的发病风险增高均相关。
Still, they point out, the use of low-potency inhibitors of the serotonin transporter is associated with an excess risk for any stroke type.
该算法利用信道的时间平均相关取代统计相关,结合了基于特征值分解的低秩建模,从而近似地实现MMSE估计。
This algorithm utilizes time-average channel correlation matrix in place of exact channel correlation matrix and approximates the MMSE estimator by a low-rank structure.
脑囊虫病是一种常见的、严重的神经系统寄生虫病,致残率、死亡率均相当高,严重危害人民身体健康。
Cerebral cysticercosis is a kind of common and serious nervous system parasitic disease which the rate of deformity and mortality are so high as to harm people health seriously.
比较了微波场中密闭式及开放式条件下,甲壳素非均相碱法脱乙酰反应的动力学情况。
The kinetics of heterogeneous deacetylation of chitin in alkaline solution under microwave irradiation in sealed and opening container were investigated in this paper.
预测的热负荷、热效率及温度的平均相对误差均小于10%。
The mean relative deviations of the predicted heat load, heat efficiency and temperature are less than 10%.
介绍了均相催化剂的固载化研究进展。
The progress on the research of immobilization of homogeneous catalyst is introduced.
所以均相体系形成的研究有相当重要的意义。
So the study of homogeneous phase have a very important significance.
在所研究的气体流量范围内,示踪剂浓度的平均相对偏差均较小,说明新型急冷混合器具有较好的混合效果。
The small average relative error of tracer concentration in the different range of researched gas flow capacity shows a better quenching effect of the new quench mixer.
本论文第一部分的内容为均相金催化剂在烯烃氧化反应中的应用。
The first part of this thesis is about the oxidation of olefins catalyzed by AuCl.
通过概率密度函灵数及平均相轨线的分析,指出该系统在这两种情况下作所谓的混沌随机运动。
Through the analysis of their probability density function and mean trajectory, it shows that this system in these two cases can occur chaotic stochastic motion.
通过概率密度函灵数及平均相轨线的分析,指出该系统在这两种情况下作所谓的混沌随机运动。
Through the analysis of their probability density function and mean trajectory, it shows that this system in these two cases can occur chaotic stochastic motion.
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