宽频带

There exists a wide band of adaptive capabilities, and some of the richest countries can learn from a few of the poorest.

存在着一个宽频带的适应能力，和一些最富有的国家可以借鉴的几个最贫穷的国家。

The wide band characteristics of millimeter wave can be applied for solving many problems on wide band wireless access.

毫米波的宽频带特性可以有效地解决高速无线接入中面临的许多问题。

All these characteristics can extend frequency band , reduce antennaelectric size and improve impedance characteristics. In order to miniaturization ofantenna, impedance complete compensate and matching optimization of electricallysmall antenna are brought forward, and this method is applied to the discage antennas.

从阻抗特性和辐射特性的实测数据表明，水加载单极振子天线的谐振频率能很好地向低端下移，局部水加载单极圆锥天线在保持原有宽频带特性的前提下，以较少的效率损失实现了较大范围向低频区扩展，即天线小型化，这将为短波超短波波段天线进一步的小型化设计提供很好的思路。

The extrinsically electromagnetic loss of 3-dimentional structures was proved by the comparative measurement of parameters between 3DRCs and their same composition disks and exhibited high-temperature and wide frequency characteristics, which was found closely related to their nature materials. The extrinsically loss was higher in magnetic 3DRCs than that of nonmagnetic ones.

通过与同质陶瓷压片的电磁参数对比，证实了三维连通网络结构存在非本征电磁损耗，且这种非本征电磁损耗具有耐高温和宽频带特性，损耗的大小与网络骨架的材质有关，磁性网络陶瓷的非本征电磁损耗比非磁性的大。

The West Yunnan area is a hotspot for geodynamical study, due to its peculiar geotectonic, both of genesis, monitoring and prediction of volcanic activity form the major objectivity in The International Disaster Reduction Program, broadband seismic data will inverse high-resolution information for the underneath structure in the West Yunnan and volcanic area.

滇西地区以其独特的构造环境，成为大陆动力学研究的热点地区之一；而火山活动的成因、监测与预报则是国际减灾计划的重要组成部分，宽频带地震资料的接收函数反演能够为滇西地区和火山地区的深部结构研究提供高分辨的信息。

The dispersion and interaction impedance of two kinds of helical slowwave structure with vane-loaded are measured by using nonresonant perturbation method in 4～18 GHz with Aglient 8510C vector network analyzer.

螺旋线行波管由于其具有高功率、高增益、高效率和宽频带的特点，在电子对抗和通讯等领域具有广泛的应用。

We have analyzed digital broadband, as well as, long period seismic recordings of this earthquake from China Digital Seismographic Network in different perspectives.

这里，我们用现代数字地震学方法分析了中国数字地震台网获取的这次地震的宽频带和长周期数字地震记录。

The rupture process of 2010 January 12 Haiti earthquake was obtained by inverting the broadband seismic data of Global Seismographic Network based on the fast inversion method of earthquake rupture process.

运用地震破裂过程快速反演方法，在2010年1月12日海地地震发生后，采用全球地震台网的宽频带地震资料，反演了这次地震的破裂过程，得到了这次地震破裂过程的反演结果。

We investigated broadband seismographic waveform data in 7~13 May 2008 from 40 seismic stations of the National Digital Seismograph Network of China after the 12 May 2008 Wenchuan earthquake, showing that obvious precursor was widely detected throughout China.

2008年5月12日8.1级汶川大地震发生后，我们对国家测震台网的40台宽频带地震仪在5月7日~5月13日的观测数据进行了分析。

The rupture process of 2009 August 10 Andaman earthquake was obtained by inverting the broadband seismic data of Global Seismographic Network based oil the fast inversion method of earthquake rupture process about 4 hours after the earthquake occurrence.

运用地震破裂过程快速反演方法，在2009年8月10日安达曼地震发生后，采用全球地震台网的宽频带地震资料，快速反演了这次地震的破裂过程，在地震发生约4小时后得出了这次地震的破裂过程反演结果。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。