Theory of depth distribution of codes over a finite ring Z4 is established.
建立了有限环Z_4上的码的深度分布理论。
The present paper presents a short proof of the conjecture that a ring with a finite maximal subring is a finite ring.
给出猜测“包含有限极大子环的环是有限环”的一个简短证明。
According to algebraic property that a direct sum of Galois fields is isomorphic to a finite ring, the linear block code for multiplexing systems is proposed.
依据有限域直和与有限环同构的代数性质,对多路复用系统构造线性分组码。
The number of polynomial function over a finite commutative ring.
有限交换环上的多项式函数的个数问题。
In this paper, finite representation module in ring of formal triangle matrix is studied.
本文对形式三角矩阵环上的有限表示模进行了一些探讨。
Optimization of corona ring design for EHV composite insulator using finite element and neural network method.
基于有限元和神经网络方法对超高压合成绝缘子均压环结构优化的研究。
In this paper, it is proved that any finite semigroup can contain cycle subgroup, Witn this result, some theorems in ring theory are induced easily.
本文证明了,任意有限半群均含循环子群。利用此结果,就能容易地导出环论中的一些定理。
Moreover, three-dimensional finite element model is set up to simulate the arch ring, and the measures relevant are also raised.
同时,利用空间三维有限元子域法对拱圈建立起模型,并给出相应的解决步骤。
It is also proved that a coherent connected ring with finite weak global dimension is a domain.
也证明了弱整体有限的凝聚环是约化环,以及弱整体为有限的凝聚连通环是整环。
Based on the reduced scale ring rolling and finite element simulation materials axial transferring pattern was studied and a formability evaluation method was proposed including the shape factor.
摘要研究了大型复杂环件形状因素和轧制速率对成形性能的影响规律。
Three rolling schedules were selected, dynamic simulations on the preloaded housing of cold ring rolling mill were proceeded with 3d finite element method, the results were compared.
选取3种轧制规程,用三维有限单元法对预紧机架进行了动力仿真,并进行了分析和比较。
In the numerical analysis of axially symmetry electromagnetic field, the finite element method using ring unit with rectangular cross-section has more advantages than other methods.
在具有轴对称特性电磁场的数值分析中,用矩形截面环单元分析具有比其他单元更多的优点。
The temperature and stress fields of a ring structure laser welding are simulated by finite element method (FEM).
对铍环激光束钎焊过程的温度场和应力场进行了有限元模拟。
The pressure distribution on the surface of interference fit of retaining ring and rotor body is calculated by both finite element method and analytical method.
本文采用有限元数值方法和理论解析方法,对护环与转子本体配合面上的压力分布做了分析计算。
The management of logic ring and the network sleep algorithm is introduced, and in the end, the finite state automation is proposed to manage the states and behaviors of the network nodes.
详细介绍了逻辑环的管理和在其上实现网络睡眠的算法,并提出采用有限状态自动机进行网络节点状态和行为的管理。
First, the paper presents the simulation of ring rolling processes by rigid-viscoplastic dynamic finite element method and the H-RING code.
采用刚粘塑性动力有限元模拟环轧动态过程,获得轧制过程中的分布量计算结果。
Research was conducted into the optimization design of stay ring structure of the bulb tubular turbine based on the analysis of finite element.
邢伟在有限元分析的基础上,对贯流式水轮机座环结构进行了优化设计研究。
The finite element model of rubber dynamic auxiliary seal ring which was installed on the pusher type mechanical seal was established.
建立了滑移式机械密封装置上动态辅助橡胶密封圈的有限元模型;
The effect V-ring indenter on the sheared surface in the fine blanking of shifting fort is investigated by means of finite element method.
使用有限元分析法对拨叉零件的精冲过程中V形齿圈对冲剪面的影响进行了研究。
In this paper, the rigid plastic finite element method is applied to analyze ring compression and the results are compared with those of the upper-bound method and experiments.
本文采用刚塑性有限元法分析圆环压缩,并与上限法分析和试验结果进行比较。
Based on the reduced scale ring rolling and finite element simulation, materials axial transferring pattern was studied and a formability evaluation method was proposed including the shape factor.
研究了大型复杂环件形状因素和轧制速率对成形性能的影响规律。
Rank and decomposition of infinite matrix over a division ring are discussed. Two rank-finite matrices are same-inverse equivalent if and only if their rank equal is proved.
讨论除环上无限方阵的秩及分解问题。证明了除环上秩有限的二无限方阵同逆等价的充要条件是它们的秩相等。
On the basis of finite element analysis, 5 concrete columns were made to carry on the experimental study about the measurement of working stress of concrete by the ring-hole method.
本文是在有限元模拟分析基础上,制作5根混凝土柱,进行环孔法测试混凝土工作应力的试验研究。
Since quasi-coherent sheaves and coherent sheaves on a scheme behave as modules and finite-generated modules on a ring, respectively.
概型上的拟凝聚层和凝聚层分别起着环上的模和有限生成模的作用。
The last, a strength evaluation of the big gear ring was obtained by the theory of the finite element analysis.
最后应用有限元计算理论给出了大齿圈的强度评价。
The parametric finite element model (FEM) of wedged-ring joint structure was established using ANSYS parametric design language (APDL).
利用APDL语言对ANSYS软件进行二次开发,建立楔环连接结构的参数化有限元模型。
The characteristic of rubber sealing X-ring change section was concluded. Finite element analysis was made for rubber sealing X-ring change section by using finite element theory and ANSYS software.
总结了X形变截面橡胶密封圈的特点,基于有限元分析理论,借助软件ANSYS对X形变截面橡胶密封圈进行有限元分析。
The proposed structure mechanism is based on coupling between a waveguide and a ring resonator. This structure is designed and verified by finite-difference time-domain (FDTD) computation.
该器件的结构原理是基于一个波导管和一个环形共振器之间的耦合,并用时域有限差分法设计和验证了该结构。
The researches provided not only theoretic bases for controlling of rolls but also references for boundary conditions of ring and rolls in finite element simulation.
研究结果为实际生产中轧辊的控制提供了理论依据,为有限元模拟中环件与轧辊边界条件的设定提供了参考。
The researches provided not only theoretic bases for controlling of rolls but also references for boundary conditions of ring and rolls in finite element simulation.
研究结果为实际生产中轧辊的控制提供了理论依据,为有限元模拟中环件与轧辊边界条件的设定提供了参考。
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