延长时间

Highly resistant to oxidation, Can keep the initial spark gap for a long time and extend the service life.

极强的抗氧化性，能长时间保持初始火花间隙，延长了使用寿命。

Furthermore,the stability behavior and accuracy characteristics of the algorithmare proven by a spectral decomposition method.

在前人工作的基础上，提出了一种新的用于解决结构动力分析问题的时间积分方法——Taylor级数方法；建立了求解线性问题和非线性项可以表示为多元多项式形式的非线性问题的Taylor级数方法的理论，并给出递归求解通式；阐述了该方法的程序实施过程，给出了计算流程图，并在非线性有限元分析平台NFAP中嵌入了Taylor级数方法的计算模块；利用谱分解的方法分析了该方法的稳定性和精度特性，以封闭的解析形式给出了描述积分法特性的周期延长率和振幅衰减率的表达式；通过对该方法的理论分析和特性研究，阐述了该方法的可行性和高效性。

Sphagnum that was covered with moss was treated with shading. Contend of Chlorophyll of the moss reduced gradually as the time lasted.

对长满青苔的水苔进行遮光处理，青苔叶绿素含量随遮光时间的延长而逐渐减少。

With the growth of heat treatment temperature or time, the crystallinity increase and the spherulite size and its distribution has a little change.

热处理温度的提高或时间的延长均使结晶度逐渐增大，但平均球晶尺寸和球晶分布宽度变化不大。

Symmetrical components method is employed in the analysis of the asymmetrical circuit system, the value of the starting resistance is calculated preliminarily, and then, well and truly determined by computer simulation.

仿真结果表明，三相异步电动机定子一相或两相串联电阻起动，可以有效地限制起动电流和起动转矩，延长起动时间，适合于某些生产机械对起动的要求。

To understand the mechanism of the luminescent enhancement for the nanocomposites,the measurements of steady fluorescence emission,fluorescence lifetime and spin-lattice relaxation time ( t 1) of the individual carbon atoms in MEH-PPV for the nanocomposite films were carried out.

结果激发态激子自淬灭的几率降低，稳态荧光量子产率提高和动态荧光寿命的延长；通过共轭碳原子的自旋-晶格弛豫时间的测定，观察了MMT对聚合物分子运动的影响，并由此探讨了MEH-PPV凝聚态与光物理性质的关系。

Even extralong steeping may not increase the concentration.

尽管延长浸泡时间，也可能不会增加浓度）。

After prolonged heating 15h, 120° of the origina lly isolated stereoisomer B (melting C point mp: 157° Diels and Alder obtained two new stereoisomers E (mp: 153° and F C), C (mp: 163° Equilibration of B with a catalytic amount of a strong base at 25° ga ve a C).

在比原始分离异构体 B (熔点： 157°C)的方法延长加热时间之后(15h， 120°C)， Diels and Alder 获得了两个新的异构体 E(熔点：153°C)和 F(熔点：163°C)。

But, some signal was kept 'high'stilly.

结果 1。缺血15分钟后A、B两组DWI上观察到高信号，随缺血时间延长，高信号区范围扩大，其中缺血30分钟内高信号区体积增大极为显著，缺血15、20、25、30分钟高信号区体积比较，具有显著性差异（P＜0.05）。B组再灌注1小时，高信号区大部分恢复正常，但仍有一部分区域始终保持高信号。

Extrusion of women: female extrusion techniques can improve the training stimulus threshold to achieve the extension and control male ejaculation time purposes.

女性挤压法：女性挤压手法训练可提高刺激阈值，从而达到延长和控制男性射精时间的目的。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。