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1)  polar condition
极条件
1.
In addition,this paper introduces the concept of polar condition,and analyses some preconditions and conclusions in detail,which satisfy polar condition in distributive lattices and parallel decomposable lattices.
还提出了极条件的概念 ,并分别对分配格和平行可分解格满足极条件的一些前提和结论进行了详细的分
2)  conditional extremum
条件极值
1.
Proof of two inequalities by means of conditional extremum;
利用条件极值证明不等式
2.
One full condition of conditional extremum;
条件极值判定的一个充分条件
3.
Solution of conditional extremum of quadric form on hypersurface by using the matrix method
二次型在超曲面上条件极值的矩阵解法
3)  Polarization conditions
极化条件
4)  conditional extreme value
条件极值
1.
Li Wen-xue puts forward a sufficient condition of conditional extreme value with Lagrange Function,but his proof is wrong.
李文学用拉格朗日函数提出求条件极值的充分条件,但他的证明却是错误的。
2.
In the paper,the sufficient conditions for judging the conditional extreme value of multi-function are made out with Hissian matrix,and the mistakes in the literature [3] are pointed out.
文章利用Hissian矩阵,给出了判断多元函数条件极值的充分条件,并指出文献[3]中的错误。
3.
Wenxue Li put forward a sufficient condition of conditional extreme value with Lagrange function, but his proof is wrong.
李文学用拉格朗日函数提出求条件极值的充分条件,但他的证明却是错误的。
5)  extreme conditions
极端条件
1.
Firstly this paper analyzes the reasons resulting in un-sharing input voltage of the ISOP converter under extreme conditions,then improves input voltage sharing control strategy to realize the input voltage sharing at light-load and output current limiting at short circuit,and a power-adjustable auxiliary circuit is introduced to keep the module input voltage within limits easily and effectively.
本文首先从能量的角度出发分析极端条件下不均压的原因,然后对输入均压控制策略进行改进,改进方案在保留原有控制策略优点的同时,实现了轻载时的输入均压以及短路时的模块输出电流限流。
6)  minimal condition
极小条件
1.
For DQ rC ring we have a semi primal DQ rC ring R,if right ideal satisfies the minimal condition, then it is direct sum of simple Artin rings.
给出了具有极小右理想的单纯DQr C-环必为单 Artin环 ;半质的主右理想具有极小条件的 DQr C-环必为单 Artin环直
2.
In this paper,it is proved that if G∈BW∩N,then G is compactly generated if and only if each l-subgroup of G is closed and(G)satisfies minimal condition.
主要证明:G∈BW疑N,则G是紧生成的当且仅当G的每个l-子群是闭的,且祝(G)满足极小条件。
3.
The main result of this paper is as following: G∈F , G is compactly generated if and only if each l subgroup of G is closed and Γ(G) satisfies minimal condition.
主要结果是 :G∈F ,则G是紧生成的当且仅当G的任一个l 子群是闭的 ,且Γ(G)满足极小条件 。
补充资料:“质子-电子偶极-偶极”质子弛豫增强


“质子-电子偶极-偶极”质子弛豫增强


  物理学术语。原子核外层中不成对的电子质量小,但磁动性很强,可使局部磁场波动增强,促使氢质子弛豫加快,从而使T1和T2缩短,这种效应即为PEDDPRE。过渡元素和镧系元素大部分在d和f轨道有多个不成对电子,所以其离子往往具有PEDDPRE,可用来作顺磁性对比剂,如钆(Gd)。Gd在外层有7个不成对电子,具有很强的顺磁性。
  
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