分支

The phylogenetic tree of fish IgH conserved region contains two major branches of teleost and elasmobranch, and snakehead IgH is most closely related to pufferfish. The phylogenetic tree of IgL conserved region shows three major branches, and snakehead IgL locate as a branch of IgL1A.

根据IgH和IgL恒定区氨基酸序列构建系统进化树，鱼类IgH形成硬骨鱼和软骨鱼两大分支，其中乌鳢IgH与河豚IgH的亲缘关系较近；硬骨鱼IgL系统树显示3个主要的分支：L1、L2和L3，乌鳢IgL位于L1分支的L1 A亚类。

The dissertation has analysis the Operation Strategy System of aviation enterprise and used PET and SWOT to reanalysis the situation of CRA with a gavelock theory.

本文对GR航空公司的发展历程、经营现状做了详细的分析，并发现作为航空企业，CR航的很多经营问题都是由于经营战略和竞争对手趋同，原有的经营战略的各个分支之间缺少整体的协作性，战略计划制订时间参差不齐，各战略分支整合不到位，各个战略分支之间缺乏系统的配合造成的，导致企业的各个层次与各个部门之间的配合和联系缺乏战略性和规划性。

The conclusion is drawn that the included angle of each branch of the blood vessel are equal by making a mathematical model of the vascular branches and analyzing the model from the view of optimization.

通过对血管分支建立数学模型，从优化角度进行分析得出每个血管分支夹角相等的结论，该模型为求出血管的条数和分支数，讨论血管的总长度提供了理论依据。

The reactivity of the MAP made by linear lysine-tree scaffolding is better than the reactivity of the MAP made by branchy lysine-tree scaffolding.

以线形多聚赖氨酸作为支架所合成的八分支肽的反应活性高于以分支状多聚赖氨酸作为支架所合成的八分支肽。

The results show that both of relative rate and synonymous and non-synonymous coden substitution in eudicot clade are significantly higher than those in monocot clade, and the value of dN/ds uncovered possible positive selective pressure in eudicot clade.

结果表明：真双子叶植物分支中SQUA类基因的相对速率和同义与非同义置换位点均显著高于单子叶植物分支；同时，dN／dS值表明真双子叶植物分支中可能存在正选择压力。

The researchers in the past only considered the existence conditions of the spatially homogeneous periodic solutions of the kind of models, and regarding the delay or the diffusion rate as a bifurcation parameter, the existence conditions of Hopf bifurcation, and the direction of Hopf bifurcation with Neumann boundary condition.

以前的研究者只讨论了此类系统的空间齐次周期解的存在性条件，或是以时滞，或扩散系数为分支参数的Hopf分支存在的条件，以及Neumann边界条件下此类系统的Hopf分支方向。

In order to determine the Poincare normal form of linear operator in the operator differetial equation, we need to reduce the vector-value function to the two dimensional case on center manifold.

要证明以上的结论，我们所采用的方法是[24]中的Hopf分支定理所给出的判断Hopf分支存在性及分支周期解稳定性方法。

The direction and stability of numerical Hopf bifurcation are discussed.

讨论了数值Hopf分支的分支方向、分支周期解的稳定性。

In the present paper the essentials of the concept and method of quantitative parsimony analysis for cladogram construction are revealed.

数值简约性原则是分支分类学进行分支分析及重构生物演化分支图的主要思想方法。

The main work of the thesis is summarized as follows:(1) The pitchfork bifurcation of a bidirectional associative memory neural network with three neurons is considered. The pitchfork bifurcation curve can be obtained.

本文主要研究工作如下：(1)研究了含三个神经元的BAM神经网络模型的Pitchfork分支问题，得到了一条Pitchfork分支曲线，并给出了分支曲线图。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失