injective dimension

Injective Dimension under Flat Base Change;平坦同态下模的内射维数la7汉语字典

In this paper,Author had discussed Gorenstein projective dimension and injective dimension of modules on Morita equivalence rings,the results as follow:If rings R≈S,then GpdRM=GpdSF(M),GidRM=GidSF(M).在Morita等价的环上对模的Gorenstein投射维数与内射维数进行了讨论,有如下结论:若环R≈S,则GpdRM=GpdSF(M),GidRM=GidSF(M)。la7汉语字典

Similar to the injective resolution of M,the essential injective resolution and left essential injective dimension of M are defined,and the connections between left injecti.在M-内射模的基础上引进了M-本质内射模的概念,研讨了M-本质内射模的一些性质,并且引入了M的本质内射分解和本质内射维数的概念,深入探讨了内射维数和本质内射维数之间的关系,得出了一些重要的结论。la7汉语字典

That the characters on projective dimensions and injective dimensions are given for a finitely generated modules over commutative artinian rings with identity and the homological characterizations of artinian rings.揭示了有幺交换Artin环上有限生成模的投射维数及内射维数的特征，并给出Artin环的同调刻划。la7汉语字典

Dual Module and FP-selfinjective Dimension over Coherent Ring;凝聚环上的对偶模与FP-自内射维数la7汉语字典

(n,0)-Projective Dimensions and (n,0)-Injective Covers（n,0）-投射维数与（n,0）-内射覆盖la7汉语字典

INFLUENCE OF STRUCTURAL PARAMETERS UPON TWO-DIMENSIONAL FLOW FIELD IN THE EJECTOR结构参数对喷射器内二维流场的影响la7汉语字典

Study on Multi-dimensional Numerical Simulation of In-cylinder Radiation Heat Transfer of Diesel Engine柴油机缸内辐射换热的多维数值模拟研究la7汉语字典

Numerical Disposal of Three Dimensional Differential Coefficient Equation about Duct Flow Ejected by the Pulverized Coal & Air-Injector with Multiple Holes;多股流粉煤—空气喷(qiāng)在圆管内射流三维微分方程的数值处理la7汉语字典

Optical fibre: Flexible transparent fibre devices, used for either image or data transmission, in which light is propagated by total internal reflection.光导纤维（光纤）:柔软的透明纤维组织，光线由内部的全反射而激增散播。用来传送影像或数据。la7汉语字典

On Small Contraction Maps of Projective Varieties Odd Dimensional;关于奇数维射影代数簇的小收缩态射的研究la7汉语字典

Dual exponential map parameterization of maintenance Agent model维修Agent模型的双指数映射参数化方法la7汉语字典

Structure of the Minimal Dimensional Exceptional Locus of Small Contraction over Projective Varieties of Odd Dimension;奇维数射影代数簇的小收缩态射的极小维例外集的结构la7汉语字典

The energy density of the4- dimensional spacetime is supposed to be dominated by incoherent radiation and the energy-momentum tensor of the internal subspace is a step function.我们假定四维时空的能量密度是以辐射为主的,而内禀子空间的能动张量是一个阶跃函数。la7汉语字典

The Simulation of 3D Model for LPG Direct Injection Engine;LPG缸内直接喷射发动机三维模型仿真la7汉语字典

3D Numerical Simulation on the Process of the Missile Underwater Launching and Exiting from Water潜射导弹水下发射及出水过程三维数值研究la7汉语字典

Investigation of PAN-based carbon fiber microstructure by 2D-SAXS二维小角X射线散射法研究PAN基炭纤维内部微孔结构la7汉语字典

Numerical Solution of the Limited Aperture Problem in Three-Dimensional Inverse Acoustic Scattering三维有限孔径逆声散射问题的数值解la7汉语字典

The Numerical Solution of Scalar Field Radiation in 5D Black String Space;5维黑弦时空中的标场辐射的数值解la7汉语字典

Study on Nef-Value Morphisms of Higher Dimensional Projective Varieties;关于高维代数簇的nef-值态射的研究la7汉语字典

Process of Carbon-fibre s Digital X-ray Image;碳纤维数字X射线的图像处理与计算la7汉语字典

Small Finite Graded Projective Dimension gr.fp.dimR of Gr-Coherent Rings;Gr-凝聚环的小有限分次投射维数gr.fp.dimRla7汉语字典