1) essential subgroup
本质子群
1.
E∈C(G)is said to be essential,if for every C∈C(G)and E∩C=0 ,then C=0,By describing essential subgroups in this paper,we study some characteristic of essential subgroups and the structure of l-groups that is det ermined by essential subgroups.
本文通过本质子群的刻划,研究了本质子群的几个特征及由本质子群所决定的l-群的结构。
2.
A new torsion class E which satisfies AED is constructed by means of essential subgroups.
利用本质子群构造了一种新的扭类E满足A E D ,并对扭类E的结构进行了研究。
3.
Let S(G) be the joint of the essential subgroups of a group G,and R(G) be the product of the superfluous subgroups of the group G.
定义任意群的本质子群、多余子群,并给出它们关于群的交、积、直积等运算的性质。
2) group nature
群体本质
1.
Human kind nature,group nature and individual nature are displayed by human practice,sociablilty and needs.
人的类本质、群体本质、个体本质是通过人的实践性、人的社会性、人的需要表现出来,这对于我们理解人的全面发展有着重要意义。
3) elementary subgroup
基本子群
1.
The authors have proved the normality of elementary subgroup of the general hermitian group by using the ∧-stable range condition which is a new one and weaker than both unitary stable range condition and absolute stable range condition.
∧-稳定秩条件是比酉稳定秩条件和绝对稳定秩条件都要弱的新的稳定秩条件,利用它证明了一般厄米特群的基本子群的正规性。
2.
This thesis mainly works on the normality of elementary subgroup of Unitary group over almost commutative rings.
本文主要对几乎可换环上酉群的基本子群的正规性进行了研究。
4) primitive subgroup
本原子群
5) molecular nature
分子本质
1.
In this paper, the separation, identification and binding dynamics of the insect Bt receptor protein, and the relationships between Bt toxicity, Bt resistance, receptor proteins, and molecular nature are reviewed.
该文从昆虫Bt受体蛋白的分离鉴定 ,结合动力学 ,与Bt杀虫毒性、抗性的关系及其分子本质等方面综述受体蛋白的研究进展。
补充资料:单参数子群
单参数子群
one-parameter subgroup
单参数子群〔泄·脚.”州甘,魄”甲;呱”ou叩明eTp”-业一no月rpy,aJ,赋范域K上球群G的 域K的加法群到G的解析同态,即解析映射献K~G,满足 。(s+r)二:(s):(t),s,t〔K.这个同态的象是G的子群,也称为单参数子群.如果K二R,则由同态献K~G的连续性可推出它是解析的.如果K=R或C,则对于任意G在点e处的切向量X‘双G,存在唯一的单参数子群献K~G以X作为其在点t=O处的切向量.这里,(t)=cxp tX,作K,Cxp:兀G~G是指数映射(expo理而a】mapp川g).特别地,一般线性群(罗璐阁址篮翔比gro叩)G”GL(n,K)的任一单参数子群形如 ·‘亡,一p‘X一。氰告:·x:如果G是一个具有双边不变的伪Rlerr.nn度量或仿射联络的实L记群,则G的单参数子群是通过单位元e的测地线.
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