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- cavity expansion method 圆孔扩张理论
- You can select auto Hydraulic expansion Method to obtaining higher efficiency. 可选用自动油压扩张方式,增加工作效率。
- In chapter 2, first part is the deduction of the spheric cavity expansion theory adapt to the seabed sediments sampling. 第二章首先对适用于海底沉积物取样的球形孔扩张理论进行了推导；
- Based on the 3-dimensional stress cavity expansion model,7 concrete material models used in SCET were investigated and compared with three series test data. 基于三向应力空腔膨胀理论,对比研究了具有代表性的7种混凝土介质球形空腔膨胀模型。
- The strength parameters of the concrete target was derived based on the quasi-static cavity expansion theory and then was applied to differentiating penetration models. 其次，基于静态球形空腔膨胀理论求解出混凝土靶体的强度参数，并将其应用于侵彻模式的判别。
- Energy Level analysisUsing the Taylor series expansion method, the energy Levels of Nd and Er chelates were analyzed. 利用泰勒展开法，对Nd和Er配合物能级进行了分析。
- Established the dynamic model of the whole ballistic trajectory and the penetration model of soil referring to the cavity expansion theory of the cartridge. 建立了该子母弹的全弹道运动模型，并引用空腔膨胀理论，建立了子弹在半无限介质中的斜侵彻模型。
- The variational-cumulant expansion method has been extended to the case of lattice SU(3) Wilson model. 变分-累积量展开方法推广到研究SU(3)格点Wilson模型.
- Using the modified Jacobi elliptic function expansion method,the periodic wave solutions for the coupled nonlinear Klein-Gordon equations are obtained. 利用修正的Jacobi椭圆函数展开方法;获得了一类耦合非线性Klein-Gordon方程组的周期解.
- The plane-wave expansion method (PWE) and the time-domain finite difference method (FDTD) are used to analyse the different structures'PBG . 本文分别运用平面波传输法和时域有限差分法对不同结构的光子禁带进行了分析,分析两种算法结果存在的差异。
- The plane wave expansion method is introduced to calculate the band gap for two-dimensional solid phononic crystals with square lattices. 介绍了用平面波展开法计算二维正方点阵的固态声子晶体带隙的方法,研究不同截面形状的散射物对晶体带隙的影响。
- Based on the squeezing effect in the process of pile sinking, the squeezing behaviour of concrete-cored sand-gravel piles is analyzed by applying cavity expansion theory and consolidation theory. 从挤土桩沉桩过程产生的挤土效应出发，运用圆孔扩张理论和固结理论，分析了混凝土芯砂石桩的挤土性状。
- The methodology of the nonlinear iteration nodal method is based on the nodal expansion method (NEM) and nonlinear iteration strategy. 它是以节块展开法（NEM）和非线性迭代策略为基础发展起来的先进节块方法。
- Dynamic cylindrical cavity expansion model and its application to penetration problems were studied.Both incompressible and compressible bilinear strain-hardening material models were considered. 摘要对双线性应变强化材料的动态柱形空穴膨胀模型及其在便彻问题中的应用进行了研究。
- Vectorial eigenmodes supported by the buried rectangular and rib optical waveguides are obtained using variable transformed series expansion method. 基于变量变换级数展开法,获得了掩埋矩形光波导及脊形光波导的矢量本征模及其传播常数。
- First, solutions for dynamic cylindrical cavity expansion (DCCE) are obtained in terms of the velocity of plastic wave front, radial stress distribution and stress on the cavity surface. 通过采用相似变换求解塑性区控制方程，获得了动态柱形空穴膨胀中的弹塑性界面速度、径向应力分布、空穴表面应力的解。
- This paper introduces a expansion method which by means of PLC output, uses 2 SSRs to expand output point. It also gives LAD program. 摘要详细介绍利用PLC本身的输出点，只增加2个固态继电器来扩展输出点的方法，同时给出应用的梯形图程序。
- Expansion method about the Jacobi elliptic function and its applications to nonlinear wave equations [J].Acta Phys Sinica,2001, 50 (11): 2068-2073. Jacobi椭圆函数展开法及其在求解非线性波动方程中的应用[J].;物理学报;2001;50(11):2068-2073
- The instantaneous Young's modulus and Poisson(ratio) of the cement paste are calculated by the direct average method and two-scale expansion method. 利用本文中模型和均匀化方法(直接平均法和二尺度展开法)计算了水泥浆体在各瞬时的杨氏模量和泊松比。
- Firstly, we summarize the study progress on PCFs.The full-vectorial plane-wave expansion method and finite element method are demonstrated. 首先阐述了光子晶体光纤的发展历程和研究现状以及平面波展开法和有限单元法等数值计算方法;
