查询词典 cavity source

ABSTRACT The RF problems and beam instabilities driven by higher order modes of RF cavity of Hefei Light Source were studied in this thesis.

本论文描述合肥同步辐射储存环的束流负载效应及由高频腔的高次模引发的多束团不稳定问题。

The etaloning effects found in experiment were theoretically analyzed and experimentally researched in detail, then the external weak reflection of cavity was confirmed as the source of the effects.

对实验中出现的标准具效应进行了实验和理论分析，证实了这种效应来自衰荡腔的外部弱反射，并通过分析找出了系统中主要的反射面源。

Base on the high quality MIR source, cavity ring-down spectroscopy technique was used for gas sensing. A sensitivity of 72×10^(-9) was achieved when use the system to measure the trace H2CO in gas mixture.

采用该中红外光源和衰荡腔光谱技术建立了一痕量气体成分光谱检测系统，并使用该系统对混合气体中的甲醛成分进行了测量，得到了72×10^(-9)的检测灵敏度。

In the seismic records of plane wave source the cavity underneath the roadway shows as a obviously unusual "candied fruit".

利用平面波震源在巷道内激发产生的波场中，巷道下方的空洞在平面波震源激发的地震记录上，其多次反射绕射波互相叠合在一起，表现为&糖葫芦&状的明显异常特征。

The main reasons and its correlated factors of the photoacoustic signal had been quantitatively analyzed based on signal absorption and photoacoustic rationale. It is found that the changed coupling coefficient of sound source and optical cavity modes which caused by the intensity of incident light absorbed by gas sample is the major reason, and a criterion was put forward for signal saturation depth estimating.

基于气体吸收和光声光谱原理定量分析了光声信号饱和的主要原因及影响因素，分析表明气体样本对入射光强吸收而导致的声源与本征共振模式的耦合系数改变是异常饱和的主要原因，并导出判定光声信号饱和深度的准则以用于判定高浓度气体饱和深度。

The blackbody cavity as a reference source calibrates the system. The design considered the influence of the change of instrument internal stray radiation with the temperature on the measurement result and presented corresponding correction method by water bath.

也可用于对煤粉、燃气等火焰的光谱辐射进行测量，不仅可得到火焰的温度和发射率，还可为燃烧机理的研究、燃烧室的设计改进以及燃料燃烧效率的提高提供重要信息。

New type of silicone rubber, high temperature and aging seals, light source cavity to ensure the long-term protection rating up to IP65, to keep the internal clean lamps.

新型硅橡胶，耐高温和老化密封圈，光源腔长期保证防护等级达 IP65，保持灯具内部清洁。

The system consists of cavity coupled ECR microwave plasma source, vacuum system, gas distributing system,d etecting and analysis system and computerized data collecting and controlling system and is provided with a RHEED with differential pumping structure for in-situ real-time monitoring in atom size.

一种宽运行气压范围无离子损伤的ECR微波等离子体增强低温外延系统与技术，系统由腔耦合型ECR微波等离子体源、真空系统、配气系统、检测与分析及计算机数据采集与控制系统组成；配置有带差分抽气结构的RHEED，可实现原子尺度控制生长的原位实时监测。

You see that especially the pro-" and a "two-Taiwan" for the music tone, and in the narrative part of Hebei and learned the folk music of the material;"a new look to the motherland," the use of the Xinjiang Uygur music, and in the cavity source Also cleverly Roujin the Yi people in Yunnan folk song tone;"a good example to learn from Lei Feng", while China is old and the new Song of the Song of the inheritance and development;"Tibetan children miss Premier Zhou is the Tibetan 〔〕 Langma Fujian Key Nanqu〕 things both clever combination of music .......

如《看见你们格外亲》，是以&二人台&的音乐为基调，而在叙事部分又汲取了河北民间说唱音乐的素材；《祖国一片新面貌》运用了新疆地区维吾尔音乐节奏，而在腔出处又巧妙地揉进了云南彝族民歌音调；《学习雷锋好榜样》，则是中国旧军歌与新军歌的继承和发展；《藏族儿女怀念周总理》是藏族〔朗玛〕与福建〔南曲〕东西两地音乐的巧妙结合……。

By using Xenon flash pumped, Cr4+:YAG Q-switched Nd.YAG cavity as thepump source, an intracavity KTP-OPO system lasing at 1.57 u m wavelength is realized. Output performance for different Cr4+:YAG small signal transmissions and different 1.57 u m output transmissions is demonstrated.

实验研究了氙灯泵浦、Cr~(4+)：YAG被动调Q的1.06μm Nd：YAG激光器的静态和动态输出特性，分析了1.06μm探索了泵浦外腔OPO系统所需的单脉冲输出条件。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。