Limiting population growth may be the first in a series of steps that would limit the destruction of the rain forests. 控制人口的增长或许是一系列遏制热带雨林毁灭的步骤中的第一步。
The guidelines in this series are not meant to limit your thinking. 本系列中的指南无意限制您的思维。
This paper introduced the postposition-uniformity concept of theinfinitesimal series, with the aid of it provided a rule of sum formula limit. 建立无穷小序列的延迟一致性概念,给出它的充要条件及性质。
In this case, the series resistor should be placed as close to the relay as possible to limit the current when charging the cable capacitance. 在这种情况下,串联电阻就应该尽量靠近继电器,以限制电缆电容充电时的电流。
The approach of an infinite series to a finite limit. 无限级数向有限数的级限的逼近。
This number can then be used to derive any adjustments to the drive current or voltage in order to keep the flux output ( or the color output of an RGB series of LEDs) inside the visible limit. 我们随后可用这些数值来调节驱动电流或电压,从而确保通量输出(或RGB系列LED的色彩输出)在可见范围之内。
The article sets forth the basic status of the limit concept in higher mathematics, the difference and rela-tions between series limit and function limit with its focus on the classical definition of limit in ε-δ Language. 阐述了极限概念在高等数学中的基础地位,以及数列极限和函数极限之间的区别和联系,重点论述了ε-δ语言对极限的精典定义。
A series of properties are given by which the limit points satisfy the first and second order necessary conditions for the constrained problem. 进一步,给出了收敛点具有满足约束问题一阶和二阶必要性的性质。
The algorithms get optimization point in infinite steps or get a series of points, whose limit points are optimization points. 该算法在有限步达到最优点或产生一系列点,且其极限点是最优点。
The Notes of the Definition of Series Limit 数列极限ε-N定义的注记
In order to carry out dynamic shape optimization for continuum structure, virtual displacements of control point are selected as the design variables, approximate model is constructed by Taylor series expansion, move limit of design variables are adopted to ensure algorithmic reliability. 在此基础上,采用控制点的虚拟位移为设计变量,运用一阶泰勒展开建立优化模型,设置设计变量的运动极限保证了优化迭代的稳健性。
At a given series compensation level, the original sub-synchronous resonance may change into stable limit cycle. 在某一串联补偿度上,出现的次同步谐振可能被轨道稳定的极限环所取代。
Time varying conditional variance introduced by the early warning method based on ARCH can make the confidence interval of forecast conform to the fluctuation degree of economy time series, thus the warning limit can reflect actual situations more precisely. ARCH预警方法引入时变条件方差使预报的置信区间能够与经济时间序列的波动程度相适应,从而使预警限更准确地反映实际状况。
According to the variation, features of the integrand, the values of peaks and troughs are taken out and formed a slowly convergent series, and the repeated averaging scheme is performed to calculate the limit rapidly and accurately. 根据被积函数的变化特点,将波峰和波谷值抽取出来组成慢收敛序列,利用重复平均法快速而准确地求出其极限值。
Green trade barrier, also called the environment barrier, it protects the natural resource, the ecological environment and the human health to formulate a series of harsh environment standard to set barriers to limit products which come from other countries. 绿色壁垒,又称环境壁垒,它是以保护自然资源,生态环境和人类健康为名,通过制定一系列苛刻的环境标准来对来自其他国家和地区的产品设置障碍,限制其进口。
Mathematical concepts, such as series, limit, derivative and differential equation, are organically linked up with the reproduction of microorganisms, which demonstrates the introduction of biological knowledge into mathematics teaching. 给出一个将微生物的繁殖分别与数列、极限、导数以及微分方程有机联系起来的范例,展示了在数学教学中引入生物学知识的方法。
Compared with the traditional fixed series compensation, the controllable series compensation has better performance, and can effectively limit the low frequency oscillation on the tie lines after large disturbances. 相对于传统的固定串补,采用可控串补具有更好的性能,可以较好地抑制大干扰后联络线上的低频振荡。
The result showed that the urban SO_2 concentration time series was a chaotic series, and the longest forecasted time limit was 19 hours. 结果表明,该时间序列是一混沌时间序列,其最大预测时间为19h。
Incidence degree could be used to analyse time series data in health system. There is little limit about data distribution and type of variable's correlation. 关联度分析方法可用于卫生系统内部时间序列资料的分析,该方法对数据分布类型、变量之间的相关类型限制较少。
This paper studied the calculating method for a series of economic limit indexes concerned with new area development, old area adjustment and heavy oil development. 对油田新区开发、老区调整及稠油开发所涉及到的一系列技术经济极限指标进行了计算方法研究。
Technology based finance is built on a series of theoretical hypotheses, which limit its use value and explanatory ability, so it should be developed or improved. 技术主义财务学建立在一系列假设的基础之上,其运用价值和解释能力相当有限,因而亟待发展和完善。
Three errors, frequently in common Mathematics Analysis books, by proving function inequality based on function monotony, reckoning the remainder sum of alternate series and solving the limit are presented in this paper, while the revised opinions are proposed. 指出了数学分析教材[1]、[2]中利用函数单调性判别法证明函数不等式、关于交错级数余和估计及求极限的三个错误,给出了修正意见。
According to the requirements of the technical performance and carry out a series of laboratory tests, the liquid plastic limit, CBR and collapse resistance and free expansion rate, etc are accord with the requirement of standard. 并针对技术性能的各项要求,开展了一系列室内试验,其液塑限、CBR、耐崩解性及自由膨胀率等都符合规范的要求。
Since publication and administration of the new criminal law, the criminal law circle draws a series of discussion around the Justifiable defense especially on the time conditions and limit conditions. 自新刑法公布实施以来,我国刑法学界就围绕着正当防卫开展了一系列的讨论,尤其是正当防卫的时间条件和限度条件问题,更是争论的焦点。
MAU series and B series are the most common propellers and selected in this paper. The limit diameter also can be increased. 螺旋桨的种类选择常用的MAU桨和B系列螺旋桨,限制直径也可以调整。
In order to change this phenomenon, the CBRC has issued a series of documents. So the CBRC can strictly limit the trust business of trust company and make the trust return to equity investment trust. 为了改变这一现象,银监会曾下发了一系列文件,严格限制信托公司的信托业务,务求回归股权投资信托本质。
However, the battery and battery management, in particular the lack of capacity balance when lithium-ion batteries used in series, significantly restrict the development of electric vehicles and limit their widespread application. 但是电池及电池管理却是制约电动汽车发展的瓶颈,尤其是锂离子电池组串联使用时容量不均衡的问题大大限制其广泛应用。
Through the analysis and comparison to these probes, we obtained a series of specific and efficient fluorescent probes of different detection upper limit, which can quantitatively detect Zn2+ in living organisms and the environment. 并对其分析比较,得到了能够对生命体和环境中的Zn2+进行定量的、特异的、高效的并且不同检测上限的荧光探针。