1) bordism
协边
1.
Let(M,T)be an involution on a closed manifold,and let F denote the fixed psint set of (M,T),we determine the bordism classes of those involutions with fixed point set F=RP(1)×HP(n),HP(n) denoting the n dimensional quaternionic projective space.
令(M,T)是一个带有对合的光滑闭流形,不动点集为F,结果是决定了F=RP(1)×HP(n)的对合的协边分类。
2.
In this paper,the bordism classes of the involutions with F=RP1(2m)∪RP2(2m)∪RP(3) are determined(m is a odd number).
本文给出了F=RP1(2m)∪RP2(2m)∪RP(3)时对合的协边类(其中m为奇数),RP表示实射影空间。
3.
The bordism classes of the involutions with ∪mi=1CP_i(2n+1) are investigated.
给出了F=∪mCPi(2n+1)(r>4n+2)时对合的协边类,其中CP(2n+1)表示2n+1维复射影空间。
2) cobordism
[kə'bɔ:dizm]
协边
1.
In this paper, we give the cobordism classes of the involution (M 3+k ,T).
本文给出了带对合的流形 (M3+ k,T)的协边
3) bound
[英][baʊnd] [美][baund]
协边
1.
For a differentiable involution(M~r,T)on a closed manifold,if the fixed point set is P(1,n)×HP(1),where n is odd,then(M~r,T)bounds.
设(M~r,T)是一个在r维闭光滑流形上的不平凡光滑对合,可证对合的不动点集是P(1,n)×HP(1),n为奇数,则(M~r,T)协边于零。
2.
To show that for any differentiable involution on an 4n+2m+2K k-dimensional manifold(M,T)whose fixed point set F is Dold manifold P(2m,2n+1),with m evenly even,we have:if n≥m>0 then(M,T)bounds;if m>n≥0 and m minus n is even them(M,T)bounds.
研究具有光滑对合T的4n+2m+2+K维闭流形M,如果对合的不动点集是F=P(2m,2n+1),其中m是4的倍数,证明了当n≥m>0时,(M,T)协边于零;当m>n≥0时,且m-n为偶数时,(M,T)协边于零。
4) multi-node negotiation
多边协商
1.
Distributed resource scheduling based on multi-node negotiation for grid systems;
基于多边协商的分布式网格资源调度
5) bilateral negotiation
双边协商
1.
On the basis of building decision-making model supporting bilateral negotiations,this paper presented a decimal-coded hybrid genetic algorithm for bilateral negotiations.
双边协商是电子市场交易过程中重要环节,目标是寻求使买卖双方效用最大的协商方案。
2.
A one to many negotiation protocol based on bilateral negotiation is proposed in this paper.
提出一个基于双边协商的一对多协商协议(OMN)。
6) cobordism class
协边类
1.
In this paper,we determinate the cobordism classes of (ML,T).
本文完全决定了 ( ML,T)的协边类 。
2.
In this paper, we calculate total Stiefel-Whitney classes of any vector bundle over the lens spaces L 3(p), study the existness of the involution (M 7+k ,T), and give their cobordism classes.
本文首先计算了 L 3( p)上任意向量丛的全 Stiefel-Whitney类 ,其次讨论了 ( M7+ k,T)的存在性 ,在存在的情形下 ,给出了带对合的流形 ( M7+ k,T) 协边类 。
3.
Let(M,T) be a smooth closed manifold with a smooth involution T and F={xT(x)=x,x∈M} the fixed point set of T on M,the authors studied the closed mainfold(M,T) with involution T of F=RP5×RP2s,and determined the possible dimensions and equivariant cobordism classification of(M,T).
考虑F=RP5×RP2s带有对合的闭流形(M,T)的等变协边分类,给出了完全决定非协边于零的带有对合的闭流形(M,T)的维数及等变协边类。
补充资料:波状(软边)挡边带式输送机
分子式:
CAS号:
性质:带式输送机的一种。在乎输送带的两侧加上有波纹形的软边,中间用隔板隔起来使其呈框形。可使其提升角度几乎不受限制,可达90°角。在提升角度大,运输场地受限制的情况下,采用此种带式输送机有显著的优越性。由于输送带上装有波形软边和隔板,物料装载厚度可以增高。输送带的清扫比较困难,维修比较复杂,不适用于有黏性的细粉物料。
CAS号:
性质:带式输送机的一种。在乎输送带的两侧加上有波纹形的软边,中间用隔板隔起来使其呈框形。可使其提升角度几乎不受限制,可达90°角。在提升角度大,运输场地受限制的情况下,采用此种带式输送机有显著的优越性。由于输送带上装有波形软边和隔板,物料装载厚度可以增高。输送带的清扫比较困难,维修比较复杂,不适用于有黏性的细粉物料。
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