本文给出了天体物理学中辐射转移方程的几种近似解法,讨论了数学近似和物理条件如何吻合,发现:数学上的近似常常不影响物理上完整和自洽。
This, paper gives some approximative solving methods of radiative transfer equation in astrophysics. It is found that mathematical approximations of ten are complete and accurate in physics.
就我国辐射加工从研究开发成果向常规工业应用转移进行了论述。
The transfer of research and development achievements of radiation processing to routine industrial applications in China is reviewed.
本文对超声波辐射下相转移催化反应的类型、特点、机理及影响反应的因素和实现方法作了评述。
A detailed introduction to the types, character, mechanism, influential factors and accomplishment method of phase transfer catalytic reaction under ultrasonic radiation re-viewed.
正电子寿命谱实验,证实了辐化体系中的能量转移和辐射保护效应及此经验公式的有效性。
The energy transfer and radiation protection effect in radiation chemical system and the efficiency of our empirical formula have been verified by o-ps lifetime experiment.
为了评定一个布置有诱饵的雷达阵地抗反辐射导弹(ARM)攻击的防御效能,提出了采用马尔可夫链的转移概率矩阵进行计算的方法。
To evaluate the defense effectiveness of a radar site with decoys against the attack of ARM, a calculation method based on the transfer probability matrix of the Markov link is given.
有关体系的无辐射能量转移和偶极弛豫机制将进一步探讨。
The mechanisms for non-radiative energy transfer and the dipolar relaxation will be further studied in detail.
实验结果表明,茶碱与BSA形成基态复合物导致BSA内源荧光猝灭,猝灭机理主要为静态猝灭和非辐射能量转移。
The experimental results show that the fluorescence quenching of BSA by theophylline is due to the formation of theophylline-BSA complex through both static quenching and nonradiative energy transfer.
越黑的材料辐射出去的热量也就越多,所以这种涂层可以用在转移仪器热量的设备上,将热量辐射进遥远的外层空间。
The blacker the material, the more heat it radiates away, so the coating could be used on devices that remove heat from instruments and radiate it away to deep space.
依据非辐射能量转移机理,测定了不同温度下溴甲酚紫与血清白蛋白相互结合时,其给体-受体间距离和能量转移效率。
According to the non-radiation energy transfer theory, the distances and energy transfer efficiencies between dye and protein at various temperatures were obtained.
给出了转移到受激辐射、非受激辐射、腔损耗、三重态吸收等方面的能量与腔内光子寿命的关系。
The dependences of energy transfer to stimulated emission, non-stimulated emission, the loss in the cavity and the absorption in the triplet etc on the photon life-times are given.
本文从辐射热转移和质量转移的基本原理出发,分析了远红外加热的机理。
This article analyzed the mechanism of far infrared industrial heating from the basic principle of radiation heat transfer and mass transfer.
在强碱条件下,用超声辐射并使用相转移催化剂,二卤降蒈与卤仿反应发生卤素交换。
With strong bases under ultrasonication and phase - transfer catalysis, the reaction of 7, 7 -dihalocarane and haloform can generate halogen exchanges.
太阳能空气加热系统可以利用半透明集热器,与太阳能加热水系统相类似,将热能转移到地板辐射加热系统中。
Solar air heating systems can use glazed collectors, similar to solar water heating systems, to transfer heat to a radiant floor heating system.
结果:确定两化合物与牛血清蛋白的猝灭机理主要为静态猝灭和非辐射能量转移。
RESULTS The quenching mechanism of them were suggested as static quenching and nonradiative energy transferring.
研究发现,氧化过程中尾气中NO2的浓度明显减小,相转移催化剂和超声波辐射作用对反应有重要作用。
It was observed that the concentration of NO2 in the gas emission decreased greatly during oxidation and the phase transfer catalyzer as well as ultrasonic played important role in the reaction.
研究发现,氧化过程中尾气中NO2的浓度明显减小,相转移催化剂和超声波辐射作用对反应有重要作用。
It was observed that the concentration of NO2 in the gas emission decreased greatly during oxidation and the phase transfer catalyzer as well as ultrasonic played important role in the reaction.
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