数字
- 与 数字 相关的网络例句 [注:此内容来源于网络,仅供参考]
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VX is a world leader in digital security and convergent media solutions for the delivery of digital and interactive content.
是面向数字与互动内容传播领域的数字安全及融合媒体解决方案的全球领导者。
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In this paper, the development of audio watermark is first introduced.
本文介绍了当前音频数字水印技术的发展情况,总结了音频数字水印的分类。
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What is important to digital watermark is how to improve its robustness.
增强数字水印的鲁棒性是数字水印问题的关键。
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This paper mainly introduces the baseband transmission and the waveband transmission of digital communication system.
介绍了数字通信系统中信号的基带传输和频带传输;分别论述了基带传输系统和频带传输系统模型,说明了基带信号无码间干扰传输条件及频带数字调制的工作原理。
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Base on clarity of authenticate elements of electronic evidence, deep understanding of format sand contents of digital audio, digital audio forgery tools and methods, from the audio analysis of Verifier-Tuple theory, we research on three main aspects: audio waveform statistical characteristics, incidental background noise characteristics, audio additional information.
在对电子证据的鉴定要素明晰的基础上,对数字音频材料格式内容深入的理解的基础上,对数字音频篡改工具及篡改方法认识的基础上,从音频分析的校验原组理论出发,分别在音频的波形统计特征方面、音频附带背景噪声的特征方面、音频格式附加信息方法方面进行检测方法研究。
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Based on direct digital synthesizer technology and digital orthogonal upconverter AD9857,an arbitrary waveform synthesizer is realized,which can generate arbitrary waveform in the frequency domain of 6~60MHz.
介绍了一种基于直接数字频率合成技术、采用数字正交上变频器AD9857实现的任意波形合成器,该波形合成器可以在6~60 MHz范围内合成任意波形。
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This paper systematically researched this sort of nonuniformly sampled signals'digital spectrum structure, signal-to-noise ratio , the response of D/A converter with nonuniformly sampled signals, the algorithm for estimating timing offsets, the relationship between the discrete time expression of the total energy and the continuous time expression, the estimation of the average power, the algorithm of recovery and application in designing and analyzing the digital waveform synthesizer.
本文全面系统地研究了这类周期性非均匀采样信号的数字谱结构,信噪比表达式,数模转换器对非均匀采样信号输入的响应,误差校正算法,时域与频域的能量对应关系,对功率测量的影响,内插恢复算法,以及在设计和分析数字波形合成器中的应用。
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On this basis, this paper introduces a kind of traditional digital watermarking algorithm based on the wavelet transform.
本文首先简要介绍了数字水印的基本概念、产生的背景,以及数字水印的发展历史、现状和面临的主要问题。
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The well-grown hMSCs of the first to second generation were chosen to perform the record and analysis with whole cell patch clamp technology, Type PC-IIB patch clamp amplifier (developed by Huazhong University of Technology was adopted in this experiment).
实验采用PC-IIB型膜片钳放大器,由计算机发出指令经数字量数据/模拟量数据转换经放大器输出到细胞,细胞信号由放大器放大再经模/数转换后记录到计算机,保存在数字硬盘上供分析调读,记录与分析软件为IBBClamp,采样间隔100μs。
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With the rapid development and wide-spreading use of networking and multimedia techniques, the production, duplication, transmission and publication of digital videos are becoming easier and easier, causing copyright protection of digital video a severer problem in the past few years.
近年来,网络技术与多媒体技术的飞速发展和广泛应用使得数字视频的产生、拷贝、传播和发布变得越来越容易,数字视频的版权保护问题日益凸现出来。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力