辐射的
- 与 辐射的 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
According to Rayleigh-Jeans law,the emission of the object is directly linear to its absolute temperature.As the frequency of object increases,Rayleigh-Jeans Law deviates from Planck's Blackbody Radiation Law,and the radiation of object received should be calculated according to Planck's Blackbody Radiation Law.
由 Rayleigh-Jeans公式计算的物体的辐射功率与其物理温度成线性关系,但是随着物体频率的升高,Rayleigh-Jeans公式与Planck定律的近似误差越来越大,此时应根据Planck定律计算物体的辐射功率。
-
With the establishmentof the equivalent medium model, RTM-DRE was applied to study radiative transfer intransparent medium with scattering particles. By taking into account of absorption andscatter of particles, absorption of binder and reflection of interface, the apparent spectrumabsorption model of thermal control coatings was developed by RTM-DRE combined withMies theory. Validity, computational error and time of the model were validated andanalyzed. Furthermore, the apparent spectrum absorption characteristics of thermal controlcoatings were studied, and the influences of optical characteristics of binder and particles,volume fraction of particles, particles diameter, characteristics of interface, and incidentangle of irradiance were analyzed.
采用RTM-DRE研究热控涂层内辐射传递,结合Mie氏散射理论,考虑粒子吸收与散射、基料吸收、界面反射等因素影响,建立热控涂层表观光谱吸收率计算模型,验证计算模型的正确性,分析计算模型的计算误差与计算时间;在此基础上,通过计算热控涂层表观光谱吸收率来研究热控涂层表观光谱吸收特性,分析基料与粒子光学特性、粒子体积份额、粒径、界面反射特性、辐射能量入射角等因素的影响,初步研究空间环境因素对热控涂层表观光谱吸收特性的影响,采用系统灵敏度理论定量分析热控涂层表观光谱吸收特性变化对卫星温度的影响。
-
Transition probabilities, oscillator strengths, and lifetimes of configurations, multiplets, and individual lines for many-electron atoms and ions are studied employing the WBEPM theory. Transition probabilities and oscillator strengths for alkali metal atoms, alkaline-earth elements Be, Mg, Be , and Mg , carbon atoms and its ions , nitrogen atom and its ions , oxygen atoms and its ions , fluorine atom, Ne , and IB elements are calculated. Lifetimes of C, N, and O atoms are evaluated as well.
运用WBEPM理论对多电子原子和离子的组态、谱项和能级间的跃迁几率、振子强度以及辐射寿命进行系统地研究,计算了碱金属原子、碱土金属的Be、Mg原子及其一价离子、C原子及其离子、N原子及其离子、O原子及其离子、F原子、Ne离子和重金属IB族原子的跃迁几率和振子强度以及C、N、O原子的辐射寿命。
-
In chapter 5, we present the analytic spectrum and light curve of these synchrotron radiating electrons, applying a treatment more reansonable and stricter than methods in the literature and convenient for calculating those of synchrocurvature to reveal physical nature of the magnetic field formation and acceleration of particles in shock.
在第五章,我们给出了这些电子能谱的解析同步辐射谱和光变曲线。我们的处理方法比文献中的方法更合理且更严格。它也更方便我们下面利用同步曲率机制去计算余辉的辐射谱和光变曲线,以期揭示激波中磁场形成及粒子加速过程的物理内涵。
-
Based on the factors about infrared imaging and simulation modeling,the key technology of real-time system for infrared image generation of plane background was enumerated.The infrared imaging simulation and modeling can be divided into four parts:target 3D modeling,plane trail fire,target and background infrared radiance,atmosphere transmission.The method of infrared radiance modeling with Vega was discussed.Finally the process of infrared image generation was presented based on sensor vision module of Vega.
根据红外成像理论和仿真建模特点,列举了以飞机为目标的实时图像生成系统中仿真建模的关键技术;从目标3D建模、飞机尾焰建模、目标和背景辐射建模和大气传输等几个方面阐述了红外成像建模的特点和需求;提出了应用Vega软件专用模块进行红外辐射特性建模的方法;最后给出了利用Sensor Vision模块生成红外图像的过程。
-
ALP would play a role in improving antioxidative ability of body,decreasing the damage of free radical to the body and maintaining the body weight of normal adult mice.The antioxidation of ALP maybe relate to Se,Vitamin E,β- carotin and flavonoids that ALP contained. 2.ALP has the different antioxidative mechanism from that Vitamin E has.
ALP 能提高正常小鼠血中 GSH-Px 活力及 SOD 活力,降低其 MDA含量(P.05),有效防止受辐射成年小鼠血及肝脏中 GSH-Px 活力的降低和 MDA 含量的增加(P.05),因此具有抗辐射、抗氧化的作用,ALP的抗氧化功能可能与其所含的硒、维生素 E、β-胡萝卜素以及异黄酮类物质有关。2。
-
Compared with the arithmetic mean values of the emissivities within 8-14urn IR spectral band,the theoretical formula and its practical uses for calculating the mean value of the emissivity with the mean spectral emissivities are determined in narrow bands.
就8~14μm红外光谱区内利用测得的多个窄波段的平均光谱比辐射率计算该光谱区的平均比辐射率进行了理论分析和实验研究;并与相应的算术平均值进行了比较。
-
The principle,control and regulation of combined heating by radiant floor heating system with fan-coil are introduced.
介绍了地板辐射供暖系统与风机盘管联合供暖的原理、系统的控制与调节,分析了地板辐射供暖系统与空气源热泵、太阳能-地源热泵的联合供暖系统的特点与优势。
-
In winter, it absorb solar heat energy as solar panel, and form heat barrier in the hollow area to prevent chilliness; In summer, radiant heat of the windows counts 65% of the total energy consumption, our tailor-made shutter can isolate thermal radiation, save energy loss.
冬季它象太阳能采热板一样吸附太阳热能,在两层玻璃的中空区域形成热屏障,抵御室外寒气;夏季窗口的辐射热要占能耗的65%,而我们的特制窗帘可将热辐射隔绝,抵御这部分损耗。
-
The fine-beam diffraction of ferroelastic twins has been studied in detailfor the first time,and we have demonstrated the spot splitting of the a-typeferroelastic twin of NdP5O14 in its Laue pattern.With the help of computersimulation,the twin symmetry and structures were determined from the char-acteristics of the spot splitting.
在同步辐射微衍射中,我们首次在NPP a-型孪晶界的微衍射Laue图中发现Laue斑点分裂现象,结合NPP的自发应变,借助于计算机模拟,我们确定了这种挛晶的对称性与结构,并发展了一套利用同步辐射微衍射研究晶体中取向孪晶对称性的方法。
- 推荐网络例句
-
Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。
-
In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
-
The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。