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- Middle frequency DBD 中频DBD
- The algorithm makes the middle frequency coefficient of the host information into sequence of . 将DWT变换域的中频系数分解为一个序偶序列;通过序偶中a和b的大小关系来表示0或者1。
- The Heat-treatment reguires quenching + middle frequency inducing tempering(tension). 它的热处理制度为淬火+中频感应张力回火。
- The deposition-deoxidization behavior of de-oxidizer in middle frequency furnace was expounded. 阐述中频感应电炉脱氧剂采取插入沉淀脱氧反应的特性。
- Y-doped zinc oxide(ZYO)thin films were prepared by middle frequency alternative magnetron sputtering on glass substrates with ZYO ceramic targets. 利用中频磁控溅射法,溅射氧化锌钇(ZYO)陶瓷靶材,在玻璃基底上制备ZYO透明导电薄膜。
- Choose the video frames with small skewness,brightness space into blocks before the discrete cosine transform,embed the middle frequency coefficients into watermarking. 选择偏斜度很小的视频帧,对亮度空间分块后实施离散余弦变换,在中频系数中嵌入水印。
- Exploiting the excellent properties of the wavelet transform and some characteristics of Human Visual System(HVS),watermark is embedded into the middle frequency suband images of the original image in DWT domain. 利用人类视觉系统 (HVS)的特性 ,定义了视觉掩蔽函数 ,实现了水印在原始宿主图像小波域中的自适应嵌入 ,从而兼顾了水印的不可见性和鲁棒性。
- Firstly, the watermarking data are coded and replaced according to BCH.And then, the coded data and synchronization codes are embedded into the candidate middle frequency coefficients in DCT domain. 该方法先将水印信号进行BCH编码并按密钥置换,然后将编码后的数据和同步码依次嵌入到DCT块的候选中频系数中,并通过同步码来实现水印的快速随机检测。
- The company owns advanced middle frequency furnace, compound centrifugal casting machine, precise and complete metal cutting equipment and advanced and modern quality measurement and control means. 本公司拥有先进的中频电炉、复合式离心浇铸和精密齐全的金属切削设备以及先进的现代化质量测控手段,生产的合金轧辊具有辊面度高、强度大、耐磨性能好、耐热裂、抗剥落等特点。
- The characteristic values are the filter's middle frequencies and their bandwidths. 滤波器有中间频率和带宽这两个特征值。
- HWH middle frequence inverter,controller and PQS process monitoring system for resistance welding. 德国HWH公司中频电阻焊变频机,控制器,PQS 智能焊接质量检测系统。
- DCT Watermark Based on Low and Middle Frequency 低频水印算法的研究与应用
- I'm sick of being piggy in the middle all the time. 我腻烦了总是夹在争吵双方的中间。
- middle frequency high speed data acquiring system 中频高速数据采集系统
- He planted roses in the middle of the garden. 他在花园中间种上玫瑰。
- middle frequency high voltage source 中频高压电源
- He admires the chivalry of knights in Middle Ages. 他很佩服中世纪武士的侠义精神。
- It has its roots deep in the Middle Ages. 它起源于遥远的中世纪。
- My wheel twisted off in the middle of the car race. 我的车轮子在汽车比赛中途脱掉了。
- We have studied botany in our middle school. 我们在中学的时候就学过植物学。