quantization step of each coefficient is automatically computed in terms of the jnd to adaptively embed watermarking.

since the quantization step changes synchronously with the multiplication noises, this algorithm is robust to multiplication noises in principle.

由于量化步长与乘性噪声能同步变化，因此在原理上该算法对乘性噪声具有良好的鲁棒性。

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therefore, the quantitative parameters are chosen as the model parameters and the energy consumption model of video coding is established by quantization step.

因此，选用量化参数作为建模参数，建立了基于量化步长的视频编码能耗模型。

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using encryption technology to improve security, it means to adaptive select the quantization step in wavelet low frequency coefficient.

水印嵌入时利用加密技术来提高水印的安全性，依据小波低频系数自适应的选取量化步长。

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a new method for estimating the primary quantization step of jpeg double-compression

一种估计JPEG双重压缩原始量化步长的新方法

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current quantization step estimation algorithm is based on the histogram of dct coefficients.

现有量化步长估计算法是基于DCT系数的统计直方图进行。

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the result presents the permeability limit of flow unit, it is very important for the classification of flow unit in elastic reservoirs.

该研究结果对于碎屑岩储层流动单元划分具有重要意义，给出了流动单元划分时渗透率的界限。

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in dr wagner's laser, the organic layer that produces laser light is deposited onto pre-strained rubber.

瓦格纳的激光器是由沉淀在这种柔性材料中的激光器产生的。

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the useful measuring and testing technique as well as reference data are provided for the engineering utilization and theoretical analysis.

为工程应用、理论分析提供了具有实用价值的测试技术和参考依据。

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development and progress in measuring and testing technique about non-acoustic stealth of vessels

舰艇水下非声隐身试验与测试技术发展与展望

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the study of on-line measuring and testing technique for reciprocating friction& wear experimental machine

往复式摩擦磨损试验机在线检测技术的研究

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measuring and testing technique has actual significance in the course of research, development and industrialization of mems.

测试技术在微机电系统（MEMS）研发过程与产业化过程中具有重要的现实意义。

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railway rolling stock. method of testing roller bearing axle-box cases. thermal test on axle boxes test machine.

铁路车辆.滚动轴承箱箱体的试验方法.在轴箱试验机上进行热试验

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the total power of agricultural machinery and consumption of agricultural chemical fertilizer become more and more important to grain output, however the influence of the electricity consumed in rural and general purchasing price index of grain is slight.

农业机械总动力和化肥施用量对粮食总产量的影响不断上升，农业用电量和粮食收购价格指数对粮食总产量影响较小；

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regulation of relative price in the variability of china general price index and implications of macro-economy control

中国物价总指数变动中的相对价格调整及其宏观调控含义

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the research and development of masking sound system

掩蔽声系统的研究与开发

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measurement of masking sound in open offices

敞开式办公室隔音的测量

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design and application of the curved switching turnout of the narrow-gauge track

窄轨曲线道岔的设计与应用

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in japan, high speed shinkansen lines use standard gauge track rather than narrow gauge track used on most other japanese lines.

在日本，高速新干线使用标准轨道而不是在其他日本线路使用的窄轨。

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several problems deserving attention to design and construct a high quality turf sprinkler irrigation system are put forward in this paper.

设计安装一套高质量的草坪喷灌系统，应主要注意如下几个问题：①重视过滤系统；②现场勘测不可省略；

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the humanity gains in the information 70% come from the vision system, but the color is the vision system to the light sensation result.

人类获取的信息中70%来自于视觉系统，而颜色是视觉系统对光的感知的结果。

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