查询词典 gaseous phase

In this paper, high-level ab initio and density functional theory are used to theoretically investigate multi-channel radical reaction. The mechanism and kinemics of radical reaction are studied in our paper. We choice three typical systems which are gaseous phase molecules. Some beneficial results have been obtained.

本文用高水平从头算方法研究了多通道自由基反应的机理和动力学，选取三个有代表性的气相分子反应体系进行了研究，通过对这三个体系的分析得到了一些有益的结论。

The results show that when the WC-Al2O3 composite ceramic materials are prepared by SHS,the formation and vaporization of gaseous phase products are the important factors influencing reaction par...

结果表明，采用自蔓延高温合成技术制备WC－Al2O3复合陶瓷材料时，气相产物的生成及挥发是影响反应参数和合成产物相组成的重要因素。

During the co-pyrolysis experiment of coal and natural gas on the air pressure fixed bed, gaseous phase chromatograph was used to analyze the gas in the pyrolysis processing and the SEM was used to study the surface micro structure of the coke.

在常压固定床上进行煤与天然气的共热解试验，采用气相色谱仪分析热解过程中的气体，同时利用扫描电镜研究制得煤焦的表面微观结构。

Considering the effects of free gaseous phase,the water hammer and resonance ofslurries in pipelines have been analyzed,the improved mathematical formulation of wavespeeds and transient pressures,and some precautionary methods are also put forward.

考虑自由气体的存在，对浆体输送中的水击和谐振进行了分析，得出浆体水击波速和压强计算式，并提出相应的预防措施。通过理论和实验研究，得到以下重要结果

The relationship of reactants, transition states, intermediates and products in affirmed by IRC. In order to study the influence of solvent, the reactions is optimize and calculate by SCRF at the same level of gaseous phase adopting Onsager model.

为研究溶剂的影响，采用基于Onsager模型的自洽反应场理论，在与气相相同的计算水平(B3LYP／6-311+G~*)上，分别进行溶剂的SCRF全优化计算。

If the ambient temperature is lower than 30°F, the gaseous phase above the fuel could be contracting and show a pressure change that's not an actual leak, thus setting a false DTC.

如果环境温度低于 30 ° F ，在燃料上方的气相可能缩小，所显示压力变动不是实际的泄漏，因此设置一个虚假的 DTC 。

Fungicides are called fumigants when applied as a vapor-active chemical in the gaseous phase.

作为蒸气活性化合物以气态施用的杀菌剂称之为熏蒸剂。

The synthesis of diethyl oxalate and oxalic acid by catalytic coupling reaction of carbon monoxide in gaseous phase at normal pressure is one of important projects of C〓 chemical technology.

CO常压、气固相催化偶联合成草酸和草酸酯等是目前碳一化学研究的重要课题之一。

The preparation of the nano-TiO〓 powder mixed with copper ions by hydrthermal method and the preparative condition of the ZnO nano-stick by gaseous phase deposition method were discussed in this chapter.

本部分研究了利用水热法制备掺杂铜离子的纳米TiO〓粉体和利用气相沉积法制备氧化锌纳米棒的制备条件。

With the combination of the physical model based on excavation roadway during gas explosion,the gaseous phase detonation parameters are deduced on the conditions of the known gas congestion position,volume and concentration.

结合所建立的掘进巷道瓦斯爆炸的物理模型，当已知瓦斯聚积位置、体积和浓度时，利用Hugoniot方程和Rayleigh方程推导出了瓦斯爆轰参数的公式。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。