| 1. | That is the amount of energy radiates per second , of the star ,亦即它一秒钟内辐射了多少能量。 |
| 2. | Study on the internal radiance calibration for vertical atmosphere sounder 大气垂直探测仪内辐射定标方法研究 |
| 3. | Inverse radiation problem of source term in three - dimensional absorbing and scattering rectangular media 吸收散射性三维矩形介质内辐射源项的反问题 |
| 4. | The ratio of the flux emitted within the solid angle defined by the beam spread , to the bare lamp flux 由光束角限定的立体角内辐射出的光通量与裸光源光通量之比。 |
| 5. | Dosimetry of x and gamma reference radiations for radiation protection over the energy range from 8 kev to 1 , 3 mev 辐射能量8kev至1 . 3mev范围内辐射防护用x和参考辐射剂量测定法 |
| 6. | The important significance of industrial furnace using infrared radiant material was analyzed through radiant heat transfer enhanced in industrial furnace with high temperature 摘要从高温工业炉强化炉内辐射传热过程的角度出发,分析了工业炉应用红外辐射材料的重要意义。 |
| 7. | Theoretical analysis and experimental results showed that the high emissivity coating speeds up the heat - absorption and heat release process , strengthens heat transfer by radiation and heat conduction in the regenerator , improves heat transfer efficiency and the blast temperature 理论分析和实验结果表明,热风炉蓄热体表面高发射率涂层可以提高蓄热体的蓄热和放热能力,强化炉内辐射传热和蓄热体的导热,从而提高热风温度。 |
| 8. | At the same time , we use 42 pairs of thermopiles as the temperature sensor to keep the two samples to be at same temperature . it increases not only measurement sensitivity , also is easy to perform continuous heating the samples and improves measurement efficiency . b C .为了保证与环境绝热,在样品架与铜块之间安装了20对热电偶,同时还在铜块和内辐射屏之间装了5对热电偶来监视样品与环境的温差,以便于自动加热控温。 |
| 9. | Numerical characteristic parameters of meshless method have been investigated in solving radiative heat transfer problem . meshless method is also extended to solve the transient radiative transfer equation . the main work includes the following four aspects of investigations 本论文主要研究内容包括以下四个方面: 1 .在辐射传递的离散坐标方程基础上,建立了均匀折射率介质内辐射传递方程求解的局部彼得罗夫伽辽金无网格法。 |
| 10. | Thermal and structure character of straight reheating furnace were analyzed in csp technological process . coupling with heat conduction differential equations of the thin slab and the furnace lining , the mathemat ical model of heat transfer is established in the long one dimension furnace by using zone method for making the model of radiant heat transfer . the effect of the moving velocity and kinds of the slab on temperature distribution in the furnace is discussed based upon the solutions to the mathematical model 通过分析csp工艺中直通式辊底加热炉的热工及结构特性,采用区域法建立炉内辐射换热数学模型,与加热炉内连铸坯及炉衬的一维导热方程相耦合,建立长一维直通式辊底加热炉炉内传热数学模型.通过对数学模型的求解,研究分析了不同的薄板坯移动速度及钢种对加热炉炉内温度分布的影响 |