查询词典 gaseous

However, the concentration profiles of p-nitrophenol and p-nitroaniline in alkaline solutions changed very little because of the limitation of mass transport of gaseous ozone into the liquid phase.

然而，在碱性溶液中，有机物的降解速率随pH值增加很少，这是因为受到从气相向液相扩散的臭氧量的限制。

Firstly, the gaseous turbulence statistics of single phase flow, derived from PIV data, were compared with documented DNS results, and it demonstrated the feasibility of turbulence measurement using PIV technology.

本文首先比较了采用传统PIV算法测量的单相湍流统计量与文献中直接数值模拟的结果，证明了PIV测量流场湍流量的可行性。

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

This paper discusses the newest study directions and achievements of hydrocarbon -water phase behavior from experiment facilities to study mechanisms, and presents some results achieved on gas condensate reservoir phase analysis with gaseous stratigraphic water, so that the petroleum engineers can use them to guide the oil and gas fields development.

从实验设备、研究机理和理论发展方向对国内外学者的最新研究动向和研究成果进行了分析，并在此基础上介绍了因此所开展的有关考虑气态地层水影响的凝析气藏烃类相态分析的一些研究工作，以期供今后的研究借鉴，指导气藏和凝析气藏的开发和开采。

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。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。