The assumption was that these daughters are as close to identical as random variation permits, and that neither is subject to the sort of ageing imposed by the disposable soma theory.
这个的前提的是要满足这两个子细胞是几乎相同的、随机的、变化的。这并不受辖于“代谢机体老化”理论。
Furthermore the distribution and variation of the electrostatic potential and layer ionospheric current density at the northern hemisphere are calculated by the dynamo theory.
继而从发电机理论得到了电离层电位及层电流密度在北半球的分布和变化。
Mr Sims used a dash of theory to analyse the error terms in his equations and isolate the impact of the "fundamental shock", the primary source of unanticipated variation.
他用了少许的理论来分析他的等式中的误差，并且把不能预料到的变量的最基本的来源，那些最基本的冲击影响隔离起来。
The mechanism of SCC in HAZ of specimens was analyzed by the microstructure variation and electrochemical theory.
并利用显微组织变化和电化学理论分析了焊缝试样HAZ的SCC机理。
The scheme can keep the large gradient variation of the original solution and can also save computation time. So, it has some value in theory and application.
这种格式既能保证原解的大梯度变化的性质，又能节省计算时间，因而具有一定的理论与应用价值。
On the strength equivalent hypothesis, the theory relation between stress-damage coupling effect and variation of crustal gravity field.
利用应变等效性假设，推导了地壳体的应力-损伤耦合效应与地表重力变化之间的理论关系。
Furthermore, the distribution and variation of the electrostatic potential and layer ionospheric current density at the Northern Hemisphere are calculated by the dynamo theory.
继而从发电机理论得到了电离层电位及层电流密度在北半球的分布和变化。
Thermoacoustic theory has been studied particularly by exploring the time structure of acoustic signals and the law of acoustic pulse amplitude variation.
通过对水声信号的时间结构和声脉冲幅度变化规律的测定，着重研究了热声理论。
Grey theory is used to predict variation of water content in the plugged intervals in Wells with high water cut, and calculate production through unplugging.
通过运用灰色理论预测高含水井层系的含水变化情况，并进行去堵求产，取得了较好的效果。
Based on the temperature theory, ANSYS software is adopted to analyze the rule of the variation of the temperature field about the dam body before and after the reinforcement.
根据温度场有限元分析的基本原理，利用ANSYS软件分析了加固前后坝体温度场的变化规律。
With the theory of finite element method, the simulation calculation is conducted for the axial pressure distribution law, the leakage rate and the pressure variation of the seal rings.
利用有限元法理论，对密封圈的压力沿轴向的分布规律、泄漏量与压力变化关系进行了模拟计算。
On the basis of statistical theory, the distribution probability of full graded concrete strength and the relation between the sample size and coefficient of variation are introduced.
运用统计学理论给出了全级配混凝土试件强度的概型分布，导出了试验样本容量与变异系数之间的关系式。
Based on the theta-role theory, this paper examines the problem from the Angle of semantic variation of the verb, and proposes a new method of derivation.
结合题元角色理论，从动词语义变化的角度对其进行分析，可以提出合理的推导方法。
The first passage theory of random vibrations was employed to study the stochastic temperature variation of heat conduction systems in engineering.
为分析工程中各种导热系统的随机温度变化过程，应用随机振动的首次穿越理论对其进行了研究。
The phase accords with other observation results basically, while the amplitude of variation is double. Our result of the amplitude is more close to the theory value (0.17%).
相位基本与其它观测结果相符，而变化幅度大1倍，我们的结果更接近于理论估计结果（0.17%）。
Analyzing the variation of the nozzle arc parameters at current zero, in addition, analyzing the breaking property of the studied circuit breaker on the basis of the theory.
分析了电流过零时喷口内电弧参数变化的原因，此外，从理论上对所研究的断路器的开断性能进行了分析。
Based on the theory of Rayleigh wave propagation in layer medium, the variation of wave velocity can reflect the variation of rock and soil mechanical property.
根据瑞雷面波在层状介质中的传播理论，波速的变化可以反映出岩土力学性质的变化。
The present research is conducted in the theoretical frameworks of the social psychology's attitudes theory, the sociolinguistics variation theory and the language policy theory.
本文的理论框架为社会心理学的念度理论、社会语言学的变异理论及语言政策理论。
Study the pollutant delivery rule and the reason of the variation trend by environmental geology theory.
运用环境地质学理论研究了污染物运移规律，及造成各种水体水质污染及水质变化趋势的原因。
By simulating and optimizing of pouring position and cylinder variation, the theory of positional autocontrol of distributor boom is presented in this thesis.
本文通过对混凝土泵车布料杆的浇筑位置与油缸变化的仿真分析、优化，对混凝土泵车布料杆位置的自动控制提供一些理论依据。
As to the results of simulation, compared and discussed the (parameters) that effect stray current and potential variation distribution, and proposed the theory basement for the system design.
结合仿真计算的结果，对影响杂散电流和接触电压分布的参数进行了比较和讨论，为系统设计提供了理论基础。
The present research is conducted in the theoretical frameworks of speech act theory, variation theory and politeness theory respectively.
本文的理论框架为言语行为理论，礼貌理论和变异理论。
The translation variation theory, presented by Huang Zhonglian, is just one of the innovative translation theories.
黄忠廉提出的变译理论正是这诸多新兴翻译理论的一分子。
Based on the full analyzing the cause of the variation and magnify of requirement, this paper, referencing advanced theory and technique, put forward some measures to settle this problem.
本文在深入分析器材需求变异放大原因的基础上，借鉴先进的理论和方法，提出了治理器材需求变异放大的具体措施。
Damage in concrete medium leads to a variation of elasticity and viscosity. Damage theory with double parameters is presented to describe the damage.
混凝土的损伤会引起弹性和粘性性质的改变，利用弹性和粘性的双参数来描述损伤，建立双参数损伤理论。
With regionalized variable as its kernel and theory base, the method is a kind of mathematical geological method using spatial correlation and variation functions as its basic tools.
该方法是以区域化变量为核心和理论基础，以空间相关和变异函数为基本工具的一种数学地质方法。
At last, based on the theory of the Distance of Psychology, it points out the relation between the variation of language and taste mind.
最后，以“心理距离说”为依据，指出变异语言与审美心理之间的联系。
To the understanding of pedagogy of variation in worldwide, the authors feel that there should be more systematic research variant of the theory and practice of mathematical pedagogy of variation.
基于对国内外变式教学研究的认识和了解，笔者感到应该有一个对数学变式教学的理论与实践较为系统的研究。
Based on the elastic theory of liquid crystal and variation theory, the effect was studied, and the differential equation and boundary condition about the director of liquid crystal were obtained.
基于液晶弹性理论研究了这一效应，通过变分理论得到了液晶指向矢满足的微分方程及边界条件。
Based on the elastic theory of liquid crystal and variation theory, the effect was studied, and the differential equation and boundary condition about the director of liquid crystal were obtained.
基于液晶弹性理论研究了这一效应，通过变分理论得到了液晶指向矢满足的微分方程及边界条件。
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