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- The propagation characteristics of stress waves in the solids with variable section was dissection. 摘要对应力波在变截面体中的传播特性进行了理论研究和数值分析。
- Propagation characteristics of unsteady gaseous detonation in propane? oxygen? air mixtures through90° bend were studied by experiments. 对丙烷-氧气-空气的混合气体非稳定爆轰波通过90°弯管传播特性的变化进行了初步的实验研究.
- The optics propagation characteristics of LCD for realizing static simulation of LCD are calculated and analyzed by 2x2 extended Jones matrix methods. 详细推导了在研究液晶材料及器件光学性质中广泛应用的2×2Jones延伸式矩阵法,计算了液晶显示器件的光学传播特性,为实现液晶显示器件的静态模拟提供了理论依据。
- The propagation characteristics of torsion waves in anisotropic medium are tested using the torsion vibration transducers. 本文利用扭转换能器观测了扭转横波在各向异性样品中的传播特性。
- Regional propagation characteristics and source parameters of earthquakes in northeastern North America, Bull.Seism.Soc. 台湾地区中大型地震震源参数分析,国立中央大学硕士论文。
- Through observation with two homogeneous anisotropic samples, we uncovered some propagation characteristics of the torsion wave in anisotropic medium. 通过两块不同来源的均匀各向异性样品,用实验观测方式初步揭示了各向异性介质中扭转波的一些传播特征。
- The propagation characteristics of several kinds of laterally tapered transitional waveguides are analyzed using the beam propagation method(BPM). 基于光束传播法,对几种只沿纵向变化的锥形过渡波导的传输特性进行了分析。
- The propagation characteristics of impact waves across a planar interface between a ceramic layer and a ceramic/metal composite are investigated. 研究了冲击波在有限厚度陶瓷平板与半无限大陶瓷/金属复合背板的界面传播特性。
- In this paper,the basic physical concept and propagation characteristics of infrasonic wave are introduced,and the present status of study on infrasonic wave is summarized. 介绍了次声波的基本物理概念和次声波的传播特性,概述了次声波的研究现状,提出了利用次声波来预警海啸灾害的建议,并对其可行性进行了分析。
- The propagation characteristics of the amplitude of the blasting seismic wave under the conditions of various topographies are approached by means of experiments. 通过靶场实验,探讨了不同地形条件下爆破地震波幅值的传播特性;
- Based on the above mode and the evaluation of Bessel and Hankel functions,the propagation characteristics, including bent losses for planar waveguides are obtained. 基于这种模型,使用基于求解贝塞尔函数的方法数值求解出平面光波导的弯曲损耗。
- With equivalent conductance method, the geometry optics theory of step fiber, the light propagation characteristics of Bragg fiber structures have been researched in this paper. 摘要用薄膜光学的等效导纳方法和阶跃光纤的几何光学理论研究布拉格光纤的传输特性。
- Using method of Cole Hopf transformation,Helmholtz equation was transformed to Riccati equation,and propagation characteristics of guided modes in planar optical waveguides was analyzed in a simple and direct way. 采用 Cole- Hopf变换法 ,将平板光波导导模所满足的二阶常微分方程 (Helmholtz方程 )变换成一阶常微分方程 (Riccati方程 ) ,用较简单且有效的方法分析导模的特性。
- The propagation characteristics of the indoor radio wave with an important frequency of about 2.4 GHz in the radio intranet of IEEE 802.11b were analyzed by the two-dimension FDTD (finite-different time-domain)method. 采用二维时域有限差分 (FDTD)法分析了在家具存在情况下无线局域网IEEE80 2 .;11b的一个重要工作频段 (2
- The propagation characteristic of the VLF in the earth-ionosphere waveguide is analyzed by applying the FDTD method. 应用时域有限差分(FDTD)方法分析甚低频在地电离层波导中的传播特性。
- The propagation characteristic of electro magnetic wave along underground laneway is expounded. 阐述了井下无线电波传播特性,指出井下无线通信受阻的根本原因在于存在各种衰落。
- Lastly, defined the damage variable about damage area and obtained the relation between damage variable and damage deviatoric stress which correspond exactly to the damage propagation characteristics. 结合损伤理论定义了以损伤面积作为损伤因子的损伤变量,损伤变量与偏应力间的曲线关系符合岩石损伤演化特性。
- Analysis of the error propagation characteristics of a definite precision arithmetic coder was used to develop an arithmetic code error detection algorithm with multiple forbidden symbols. 为解决算术编码误码敏感的问题,提出了采用多个禁止符号的高效算术编码错误检测方法。
- Quenching crack propagation characteristics of the organizations on both sides without decarburization phenomenon significant difference between crack and materials and forging cracks. 淬火裂纹的组织特征是裂纹两侧无脱碳现象,明显区别与锻造裂纹和材料裂纹。
- A type of propagation characteristic of plants that spread by means of newly formed parts such as bulbs, suckers, or rhizomes. 植物遗传类型:由新生部分方式繁殖的植物繁殖类型,如球茎、分枝或根茎等语源。