辐射

The most likely and obvious radiative connection between the infrared and the masers is through the mechanism of radiative pumping of the maser.

红外辐射及微波激射间最可能而又明显的辐射联系是通过微波激射的辐射抽运机制实现的。

Both UV-A and UV-B irradiation induced DNA damage in mesophylls. The level of DNA damage was much higher in younger than mature leaves, which indicates that young leaves are more sensitive to UV-B radiation than mature leaves.

彗星检测结果表明，九里香叶片DNA的损伤程度与UV-B辐射的剂量呈正相关；在相同UV-B辐射剂量下，九里香幼嫩叶片比成熟叶片的DNA损伤量大，表明其幼嫩叶片对UV-B辐射的敏感性比成熟叶片高。

The topics covered are as diverse as gas phase radiation chemistry, the use of radiation chemical techniques, the treatment of water pollutants, the chemical basis of radiation biology, and muonium chemistry.

涉及的题目一样多种多样气相辐射化学，辐射化学技术的使用，水污染物处理，辐射化学基础生物学，化学和渺子偶素。

Detailed analyses and simulations of heat transfer have been carried out on an e vacuated tube for solar- powered adsorption refrigerator,including inhomogen eous radiation heat transfer between its inner and outer tubes,two adjacent tubes, tube and back plate,sun light reflection on back plate,etc.

以分子筛-水为吸附工质对对真空管型太阳能吸附集热器的集热性能进行了详细的分析计算，其中包括真空管内、外玻璃间非均匀温度表面的辐射换热，两相邻管之间的辐射换热，真空管与背板间的辐射换热以及背板的反光等。

The amplifier is characterised by the optical radiation generating means (10, 11) being wavelength tuneable and means (5) for measuring the power of the radiation components of the WDM radiation after it has propagated along the fibre (3) and has been amplified.

该放大器的特征在于：该光辐射生成装置(10，11)是波长可调谐的，以及在WDM辐射沿着光纤(3)传播并被放大之后，用于测量WDM辐射的辐射分量功率的装置(5)。

Black plastic mulch, the primary color used in vegetable production, absorbs most UV, visible, and infrared wavelengths of incoming radiation and reradiates energy in the form of thermal radiation or long-wavelength infrared radiation.

主要用于蔬菜生产上的黑色塑料薄膜，能够吸收入射光线中的大部分紫外线、可见光和红外线，再以热辐射或长波红外辐射的形式再辐射能量。

In this dissertation, at first, the history and present situation of the research related to overheating is reviewed, and then the research works are carried out in following aspects the calculation of radiative properties of coal combustion, the solution of radiative transfer equation in absorbing-scattering media, the analyses of combined heat transfer processes in flue side, the computation method of steam temperature deviation of superheaters and reheaters and the inversion method of their wall metallic temperature in furnace, the numerical simulation of gas-solid two-phase flow, combustion and heat transfer in furnace, the measurement of outlet steam temperature of superheaters and reheaters, engineering reformation of overheating and optimum design of superheaters and reheaters, etc.

本文在综述了与过热器和再热器超温问题有关的研究历史与现状的基础上，在煤粉燃烧产物辐射特性的计算、含散射问题的辐射传递方程的求解、过热器和再热器烟气侧对流与辐射复合换热及汽温偏差的计算和炉内金属壁温的反演、炉内气固两相流动、燃烧、传热过程的数值模拟、过热器再热器炉外出口汽温的测量、过热器再热器超温问题的工程改造及设备的优化设计等方面进行了研究。

In the above all-sky map from the COBE satellite, radiation in the Earth's direction of motion appears blueshifted and hence hotter, while radiation on the opposite side of the sky is redshifted and colder.

在COBE卫星的全天微波背景辐射图上，向地球发来的背景辐射表现出蓝移，而背向地球而去的背景辐射表现为红移。

Radiation thermometers are the non-contact ones which are divided into single-wavelength, two-wavelength, total-wavelength and multiple-wavelength pyrometers.

辐射温度计是非接触式测温仪器，按工作原理可分为单波长辐射温度计，比色温度计，全辐射温度计和多波长温度计。

Our laboratory has single-wavelength pyrometers, total radiation pyrometers and IR-thermometers. We have also a middle temperature blackbody, a low temperature blackbody, and a few standard lamps.

本实验室拥有单波长辐射高温计，辐射感温器和红外辐射温度计，以及校准用中温黑体炉，低温黑体空腔和标准温度灯等标准辐射源。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。