热辐射

Thin-walled tube with closed section is commonly used in large space structures. In order to calculate the time-dependent temperature fields in these structures subjected to heat flux and emitting thermal energy by radiation, the temperature gradients along both the axes and circumferences of the tubes should be considered.

薄壁闭口管是大型空间结构中的常用元件，为准确地计算以其为组件的空间结构在太空辐射换热条件下的瞬态温度场，必须同时考虑沿管轴向与横截面周向两个方向的温度梯度。

To study the performance of photocatalystic reactor, we designed and made the experiment rig that is fit for sewage treatment. Considering practical applications, we have discussed the optimum inclination for flat photocatalystic reactor. Under the condition of lack solar radiation fact survey date founded on wave band, the suggestions to determine the optimum inclinations for flat solar collector are given. In the experiments of degradation of dye, Congo red and Methylene blue dyes were taken as targets' contamination.

在光催化反应器的研究中，我们在现有的基础上，自行设计制造了适合于草酸铁/过氧化氢体系污水处理的平板型光催化污水处理实验装置；考虑到今后的实际应用，还对其最佳倾角问题进行了讨论，在缺乏长期太阳分波段辐射实测数据的前提下，建议平板型光反应器采用平板太阳能集热器的最佳倾角。

A theoretical model of this system, which combines convection and radiation, is established in this paper.

本文建立了这一对流辐射复合换热系统的理论模型；对不同情况进行了数值计算，并做了实验研究；分析了入口气流温度、风速、板数和板厚等因素的影响；从而确立了这一类问题的计算模型，精确地预测了实验结果。

The collimator neutron flux is drawn from the horizontal channel by the use of SPRR-300 as a neutron resource. The convector made of 6LiFZnS and the long focus professional twilight lens with the small field of view are used, and the digitalized CCD camera is developed by the use of scientific grade CCD chip, the double thermocouple refrigeration and 14bit A/D convector. The image grabbing, processing and analyzing software of double bytes has been developed by the use of Visual C++ and C++ Builder, and the facility of anti-radiation for CCD is set up.

采用6LiFZnS材料中子转换屏、长焦距、小视场专用微光镜头等光学组件，利用科学级CCD芯片、两级热电偶制冷技术、14bit模数转换技术研制了数字CCD摄像机，采用Visula C++和C++ Builder为工具，开发了双字节图像采集处理分析软件包，并设计了成像系统辐射防护装置，构成了热中子数字成像系统。

A method to measure thermal diffusivity of opaque materials by a laser photothermal radiometry technique is introduced in this paper.

报道了一种用激光光热辐射技术测量不透明材料热扩散率的方法。

Using the adiabatic approximation, the expression of the mean dissipative force are acquired.

利用绝热近似，给出了平均辐射压力的表达式。

When blanket is designed, some necessary data, including tritium breeding ratio, irradiation damage ratio, intensity of activation radiation, magnet and thickness of shield, can be get through neutronics calculation. All of that must base on heat load and neutron power flux of first wall and divertor plate. So, the preparative calculation is prformed for that.

在设计包层时，需要进行中子学计算得到氚增殖率、辐射损伤率、活化放射性强度、磁体及其屏蔽厚度的计算、核加热产生率和冷却系统设计和安排的必要数据，而这一切都必须先知道第一壁和偏滤器靶板的中子壁负荷和热负荷；为此作了必要的先行准备计算工作。

It keeps being developed very quickly throughout the world, in which radiation dosimetry is the only one universal and effective method for the quality assurance.

本文就辐射加工剂量学中涉及的量热法、电离法和化学法的研究进展分别进行了回顾，并着重介绍了几种重要的剂量体系。

The surface temperature and emission spectrum of IR emitter are measured by thermal imaging system and spectroradiometer.

光源表面工作温度和辐射光谱分别通过红外热像仪和光谱辐射计测量得到。

Emissivity is a very important factor in thermodynamic temperature retrieval and energy balance research.

比辐射率是热红外地表真实温度反演，能量平衡等研究的关键参数。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。