1) homologous line pair
均称线对
2) Symmetric mean
对称平均
1.
A symmetric mean and its basic property;
一类对称平均及其基本性质
2.
In this paper,the authors established a chain of inequalities involving first symmertic mean of k degree ∑~k_n(a)=nk~(-1)∑1≤i_1<…<i_k≤n∏kj=1a_(i_j)~(1/k),and second symmetric mean of k degree σ~k_n(a)=nk~(-1)∑1≤i_1<…<i_k≤n(a_(i_1)a_(i_2)…a_(i_k))~(1/k) and third symmetric mean of k degree ∏~k_n(a)=∏1≤i_1<…<i_k≤na_(i_1)+a_(i_2)+…+a_(i_k)k~(nk~(-1)) as follows.
用降维法建立了含n个正实数a1,a2,…,an的第一k次对称平均∑kn(a)=nnk-1∑1≤i1<…
3.
A condition of equivalence for the convex sequence is established by means of the theory of majorizotion, moreover a class of inequality for weighted symmetric mean is generalized by the above condition of equivalence.
利用控制不等式理论建立了凸数列的一个等价条件 ,并应用其推广了一类加权对称平均不等
3) the characteristic of equilibrium and symmetry
均衡对称
4) symmetry and proportion
对称与均衡
1.
The shaping of human body is considered as a factor that accord and resonates with artists aesthetic spirit while they are seeking esthetical modeling designs because it involves many elements in physiology and psychology such as golden section,symmetry and proportion,rhythm and cadence,movement and tension.
人体形态是艺术家寻求造型设计中能与人的审美心情相契合并能引起共鸣的地方,因为人体形态包含了黄金分割率、对称与均衡、节奏与韵律、运动与张力等生理、心理方面的诸多审美因素。
5) Asymmetrical Equilibrium
非对称均衡
1.
Duopoly,Nonlinear Pricing and Asymmetrical Equilibrium
寡头垄断、非线性定价与非对称均衡
6) symmetry of axis lines
轴线对称
1.
The characteristics of the streets,ancestral halls and folk houses of Fuzhou s ancient town—Shanggan were studied in terms of an important aspect of geomantic aesthetics—symmetry of axis lines.
从风水美学的重要内容之一——轴线对称的角度探析福州尚干古镇街道、宗祠与民居的特点;再从风水美学四大要素风、水、日、土探析古镇自然环境方面得天独厚的优势;最后探析人文景观与自然景观互补的途径——补形、引水,体现风水美学中讲求的内外兼修的美。
补充资料：均称线对
分子式：
CAS号：
性质：又称匀称线对。发射光谱定量分析相对强度法(内标法)中所选用的分析线和内标线组成分析线对。要求分析线对要均称，即它们的相对强度在激发条件变化的情况下，它们的强度也引起同等程度的改变。均称条件很多，如两条谱线要波长、强度、宽度相近；无自吸；背景小；激发和电离电位相近；分析元素与内标元素的沸点、挥发性、扩散性相近等。实际上完全符合均称性的分析线对不多。
CAS号：
性质：又称匀称线对。发射光谱定量分析相对强度法(内标法)中所选用的分析线和内标线组成分析线对。要求分析线对要均称，即它们的相对强度在激发条件变化的情况下，它们的强度也引起同等程度的改变。均称条件很多，如两条谱线要波长、强度、宽度相近；无自吸；背景小；激发和电离电位相近；分析元素与内标元素的沸点、挥发性、扩散性相近等。实际上完全符合均称性的分析线对不多。
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