查询词典 AC

In chapter Ⅶ the perturbation theory on the optical ac Stark effect (see chapter Ⅳ) is applied to study the NMR spectroscopy in paramagnetic and diamagnetic systems.

在第七章，我们将第五章中应用于ESR系统的光移动的处理方法推广应用到NMR体系，探索研究了在激光场的作用下，顺磁体系和具有简并激发态的逆磁体系的NMR谱的变化，提出关于激光诱导的NMR频移的理论。

DIELECTRIC STRENGTH: 300 V AC for 1 minute.

耐压：300伏交流电1分钟。

Differential Algebra related to the idea of AC = BD are presented firstly in chapter two.

最后提出了C-D分离变量的概念，予以形式分离变量法新诠释。

AC analysis shows lower electrochemical impedance and the diffusibility of lithium ion is clearly improved due to Y3+ doping.

交流阻抗测试结果表明， Y3+的掺入能降低材料的电化学反应阻抗和提高材料中Li+的扩散能力。

AC analysis shows lower electrochemical impedance and the diffusibility of lithium ions is clearly improved due to Y(superscript 3+) doping.

交流阻抗测试结果表明，Y(上标 3+)的掺入能降低材料的电化学反应阻抗和提高材料中Li的扩散能力。

The application of the digital signal processor improves the adaptability of AC servo system.

数字信号处理器的应用增强了交流伺服系统的适应性。

ABSTRACT The dissertation presents a scheme of full digital AC driver system based on digital signal processor .

本文研究了基于数字信号处理器DSP的全数字交流伺服系统的设计方法。

This paper presents the research and design of 25Hz AC counting code signalling digital filter.

介绍25Hz 交流计数电码信号数字滤波器的研究设计。

Experiments showed that the performance of the designed FIR type 25Hz AC counting signalling digital filter can satisfy the particular needs of the cab signals.

通过实验验证了所设计的 FIR 型25Hz 交流计数电码信号数字滤波器的性能可以满足机车信号的特殊要求。

Advanced digital simulation is one of the most effective ways to research large HVDC/AC hybrid systems.

采用先进的数字仿真系统对大规模的交直流混合电力系统进行研究是一个有效的途径。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。