查询词典 spectrum line

For different substances that occur under two different light sources in two different stripes, when the slit mouth gradually Masuda Otsuki reduced, this process will find in the thin section of a gas light appears under the of the color overlay each other like , so that spectra of surface light intensity gradually weakened and finally win only the lower part of the spectrum not being added to the surface occurs, known as:"Bright-Line Spectrum."

对于不同物质在两种不同光源下出现的两种不同条纹，当把狭缝口逐渐増大即缩小，这一过程会发现在稀薄气体光源下出现一段一段的各单色象相互叠加，从而使谱面中光强逐渐减弱，最后只胜下部分沒被叠加到的谱面出现，被称为："明线光谱"。

The comparison between the power spectrum of the signals preceded and passed stochastic resonance implies that, the 3 level quantizer stochastic resonance is good for the detection of weak line spectrum buried in Gaussian mixture noise.

随机共振系统处理前后的功率谱对比表明，3-水平量化器随机共振是检测高斯混合分布中微弱线谱的有效手段。

In the first session the fans vibration on-line monitoring system is realized with VC language, also compile auto power spectrum density function, cross power spectrum density function, autocorrelation function and cross correlation function etc spectral analysis function to carry through simple offline fault diagnosis.

首先用稳定性强、扩展性好的VC++语言开发了通风机振动在线监测系统，并编写了自功率谱密度函数、互功率谱密度函数、自相关函数和互相关函数等频谱分析函数来进行简单的离线故障诊断。

By DEMON we can get more and stabler line spectrum information than by LOFAR, which is to make power spectrum analysis of signal directly.

通过包络解调技术可获得轴频等调制信息，这就是常用的DEMON谱分析方法。

According to the principle of spread spectrum communication , the anti-interference performance of the technology is discussed and the composition of power line spread spectrum communication is described .

指出电网的高频通信特性及其抗干扰、抗衰耗对策是独立于高性能载波芯片的研究领域。

Secondly, 4 methods of azimuth estimation based on vector hydrophone according to forms of nosie and signal are brought forward. The principles of these 4methods are set forth, simulating them by computer. Acoustic intensity averager can effectively suppress isotropic non-coherent interference; DOA based on line-spectra can effectively detect the target radiating line-spectra and estimate its azimuth angle; Bar graph approach can suppress line-spectra coherent interference and distinguish different targets radiating line-spectrum. Weighted bargraph approach can detect target in broadband coherent interference and estimate its azimuth angle.

其次，根据背景干扰和信号样式的不同，提出了单矢量水听器方位估计的4种方法；阐述了这4种方法的原理，并进行了计算机仿真，指出平均声强器方位估计适用于各向同性噪声场背景干扰，讨论了平均声强器的处理增益；目标辐射噪声中有线谱时，线谱方位估计有很好的性能，其中的LOFAR线谱和高频解调得到的DEMON线谱都是目标的特征谱线，可以利用它们进行方位估计，详细讨论了利用特征线谱单个矢量水听器分辨多目标的性能；直方图方位估计能抗强线谱相干干扰；加权直方图方位估计可以抗宽带相干干扰。

It has been found that the distribution of MIG arc spectrum along wavelength window shows spatial similarity. Amplitude fluctuations related to metal droplet transfer are also found in the dynamic signals of line spectrum.

对焊接电弧光谱进行的研究发现，MIG焊电弧光谱的分布表现出明显的空间相似性，谱线信号波形中含有与熔滴过渡有关的大幅度波动。

Canton City Blue Granville Electric Appliance Co., Ltd. is located in the Pearl River Delta city of Guangzhou Dongfeng Industrial Zone, Chang-wei adhere to the market as the guide, walking the road of science and technology enterprise so that enterprises in the comprehensive strength of peer leadership, in recent years, continuing a long-wai gap with the world average, the introduction of Japan's Panasonic SMT Series SMT production line, AI automatic plug-in line, SRC3001 PCB-line automatic test system, HP company logic analyzer, spectrum analyzer, digital oscilloscope Tektronix high-precision, CAD workstations, etc.

广州市蓝威电器有限公司位于珠江三角洲大都会广州市东丰工业区，长威坚持以市场为先导、走科技兴企之路，使企业综合实力处于同行领先地位，近年来，长威不断加大技改投入，引进了日本松下系列SMT贴片生产线、AI全自动插装线、SRC3001 PCB在线自动测试系统、HP公司逻辑分析仪、频谱分析仪、泰克高精度数字示波器、CAD工作站等一大批具有当今国际领先水平的生产、检测、开发装备，拥有各类专业技术人才400多名，高新产品不断涌现，数字卫星接收机、高新产品相继形成产业化，产业结构得到进一步优化。

Results (1)The spectrum of IN converted from five-line to nine-line and seven-line at last.

结果：(1)当IN与NO作用后，IN本身信号由五重峰变为九重峰，最终变为七重峰。

Firstly, a group of red.shifts were determined using the emission line info extracted from the observed spectrum; Secondly, the template was red.shifted according to the candidates, and the correlation between the observed spectrum and the redshifted template was measured.

首先，利用提取出的发射谱线信息确定一组红移候选；然后，按这些红移候选将静止模板光谱红移，计算所得光谱与目标光谱的相关值；最后，确定最大相关值对应的红移候选为目标光谱的红移。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。