1) local semi-base
局部半基
1.
Some properties and equivalent characterizations of semi-bases and local semi-bases are obtained.
其次,本文在完备格中引入半基和局部半基,给出了它们的一些基本性质和若干等价刻画,证明了完备格为半连续格当且仅当它有半基,也当且仅当它每点有局部半基。
2) local radius
局部半径
1.
From the existing theory of the random medium model, every single local maximum point of a continuous random medium as the center point of each cave distribution area was taken, the two model characteristic quantities namely the local radius R and the local density p were introduced, simulated all sorts of different random cave medium models by the.
从现有的随机介质模型理论出发,以连续随机介质的每一个局部最大值点作为一个溶洞分布区的中心点,引入了溶洞分布区的局部半径R和局部溶洞密度p这两个模型特征量,采用邻点融合和阈值截取两种方法构造各种不同的随机溶洞介质模型。
2.
A new heterogeneous constitutive model of random porous rock is established by introducing two model parameters:the local radius(r) and the local porous density(p).
建立非均匀介质中随机孔隙岩石模型,引入局部半径(r)和局部孔隙密度(p)两个模型参数。
3) semi-local ring
半局部环
1.
And semi-simple rings,Noetherian,V-rings,semi-Artinian rings,semi-local rings are characterized by pseudo-injective modules.
研究了伪内射模的性质,用伪内射模刻画了半单环,Noether、V-环,半Artin环和半局部环,得到的主要结果为:(1)伪内射模的完全不变子模是伪内射模;(2)R是半单环当且仅当伪内射模与半单模一致当且仅当半本原模是伪内射模,且本质基座的模是伪内射模当且仅当基座为0的模是伪内射模,伪内射模的直和伪内射;(3)R半Artin环当且仅当基座为0的模伪内射;(4)R是半局部环当且仅当R为左良好环且半本原模是伪内射模。
2.
Then when R is one of the following rings: (1) integral domain , (2) semi-local ring , (3) ring with J(R)=0.
设R是有单位元的交换环,M是R-模,如果对M的任意子模N,存在R的理想I,使得N=I·M,则称M是乘法R-模,本文主要结论是:设M=Rx_1+…+Rx_(?),其中x_i=(a_(1i),a_(2i),…,a_(?))∈R~(1×n),i=1,2,…,n,并且sum from i=1 to (?)a_(ii)=1,那么当R是下列环之一时:(1)整环;(2)半局部环;(3) J(R)=0,有:M是乘法R-模当且仅当F_2(A)=0,其中F_2(A)表示矩阵A=(a_(ij)_(?)中一切2阶子式在R中生成的理想。
4) Semilocal ring
半局部环
1.
This paper gives the structure of finitely cogenerated sub-projective modules and the structure of sub-projective modules over a semilocal ring.
给出了有限反生成的亚投射模的结构及半局部环上的亚投射模的结构,并用亚投射性刻划半单纯环和半局部环。
5) semilocal rings
半局部环
1.
Also we answer a question posed in [8] on K_1-groups of semilocal rings.
本文定义环R为半替换环如果R/J(R)为替换环,它是替换环和半局部环的共同推广。
2.
We give several equivalent characterizations of regularity and strongly regularity of semilocal rings in terms of JGP—Injective modules(rings).
本文主要借助JGP-内射模(环),给出半局部环的正则性和强正则性的一些等价刻画。
6) Semilocal module
半局部模
补充资料:局部
一部分;非全体:~麻醉 ㄧ~地区有小阵雨。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条