您要查找的是不是:
- In this paper, when assuming a Gaussian near field distribution on the cross section of single-mode fiber, it has been derived theoretically that the far field is also a Gaussian distribution. 本文在假定单模光纤横端面上的近场为高斯分布的前提下,从理论上导出了其远场分布也是高斯分布。
- A Qualitative Study of In Vivo Pulsed Electric Field Distribution Model in Rabbit Liver Tissues 活体兔肝中脉冲电场分布模型的定性实验研究
- A theoretical model of dual beam thermal lens effect is derived. The model predicts the intensity distribution and variation in far field of the laser beam in the presence of weakly absorbing medium. 给出了双光束激光热透镜效应的一个理论模型,它预示着激光经微弱吸收介质后的远场光斑强度分布和变化。
- Abstract: By using the Fourier optics, a theoretical model based on the far field is put forward for the coherent addition of multi-ultrashort pulses. 摘 要: 利用傅里叶光学方法,建立了一个基于远场的多束超短脉冲相干合成的理论模型。
- Wider range temperature and 3D temperature field distribut... 正反熔宽模拟计算结果与实际的结果吻合。
- The far field eddy current testing system for trial was developed. 建立了试验远场涡流检测系统。
- This paper presents a full-wave analysis of electromagnetic (EM)field distribution inside a dielectric prolate spheroidal human head model. 文中给出一长椭球介质人头模型中的电磁场全波解。
- Furthermore, the radiation patterns in far field of an ultra-shortwave antenna mounted on a ship model with the comparative size as real ones are calculated. 在此基础上;计算了一个尺度与真实尺寸相当的舰船模型上超短波天线的远场辐射特性.
- Solution of field distribution in stripline directional coupler[J]. 引用该论文 石德万;王文祥;宫玉彬;魏彦玉.
- Based on the analytical model, the dependencies of the electric field distribution and breakdown voltage on the device parameters are investigated. 借助解析模型,研究了电场分布和器件击穿电压与结构参数的关系。
- Distribution model of wellbore temperature field and pressure field is established.The best visbreaking depth in wellbore is determined by simulating calculation. 建立了井筒的温度场、压力场和粘度沿井筒分布模型,通过模拟计算确定了最佳的井筒降粘深度点和掺入量;
- A cold model measurement system of the RFQ resonant cavity is introduced, which can measure the field distribution of cold model through bead-pull measurement. 根据谐振腔的微扰理论,采用小球微扰法,为射频加速器建造中的冷模测量建立了一套自动测量系统,实现了高精度、批量自动化测量的要求。
- Base on the mathematical conformation between antenna array distribution to its far field and DFT to IDFT, we discuss how to obtain the array distribution by sampling far field pattern in some space angles based on DFT. 利用天线阵列分布及其相应的阵列方向图与离散傅里叶变换对之间在数学上的同构,对不同空间角度上阵列方向图的采样值进行离散傅里叶变换(DFT)来重新确定天线阵列的激励分布。
- Based on Reily-integration, the sound pressure distribution and directivity formula of hexagonal piston's radiant far field are calculated out.And the directivity formula is simulated. 摘要利用瑞利积分,计算了六边形活塞声源辐射远场的声压分布以及指向性公式,并对指向性公式进行仿真研究。
- We propose a copyright protection protocol for a distribution model of digital videos in the paper. 摘要文章针对数字视频分发模型提出一种版权保护协议。
- The acoustic wave impedance coefficient is recovered from the incomplete data of the far field pattern. 对于系数反问题进行了研究,利用远场模式的不完全数据反演声波阻尼系数。
- Abstract: The ion distribution model of ZnMn ferrite was determined by XPS and oxidimetry methods. 摘 要: 采用XPS及氧化还原滴定等手段确定了一种锌锰铁氧体纳米晶的离子分布式。
- The near and far field properties of line current of arbitrary shape is demonstrated in this example. 本例以赫芝电偶极电磁场合成之近似结果,验证偶极天线远场及近场之特性。
- J.H.F.Pereboom.Size distribution model for methanogenic granules from full scale UASB and IC reactors[J].Wat.sci.tech. 丁丽丽;任洪强;华兆哲等.;内循环式厌氧反应器启动过程中颗粒污泥的特性[J]