频的例句大全

A Digital Filter Algorithm for Filtering Baseline Wander and Power-line Interference

一种滤除基线漂移和工频干扰的数字滤波算法

A simple digital filter for removal of baseline wander and powerline interference

滤除基线漂移和工频干扰的简单数字滤波器

The rate of total mutate bases is 0.63%, in the 239 total mutate base, single base substitution for 77.40%, significant higher deletion ( 13.81%) and insertion ( 8.79%).

总碱基突变率为0.63%，在总数为239个突变碱基中，单碱基置换频率为77.40%，显著高于缺失（13.81%）和插入（8.79%）突变。

The officials in the city of Syktyvkar in the northern Komi republic drew up the guidelines, to be distributed on Wednesday, after several bears were spotted in the city, starving after a heatwave shrivelled nuts and berries.

位于俄罗斯科米共和国北部的瑟克特夫卡尔市官员起草的这份指南于本周三公布。由于今夏酷热导致坚果、浆果等食物减产，近期该市熊出没频繁。

Thanks for watching video How To Polish Shoes With A Banana.

感谢收看“怎样用香蕉擦鞋子”视频节目。

According to the procedure a plasmid DNA& pBR 322 and pAt 153 was obtained. The frequency of transformation of genetic markers of resistant antibiotics has been determined using E. Coli C_ ( 600) and HB 101 as the recipient cell respectively.

本文叙述了一种简便有效的纯化质粒DNA的方法，制得的质粒DNA&pBR322和pAt153分别以C600和HB101作为受体细胞进行转化，测定了对抗生素有抗性的遗传标记的转化频率。

Fixed frequency radar responder beacon

固定频率雷达应答标

Application of Digital Technique in Marine Agile Radar Beacon DIGITAL LIFE

数字技术在船用频率捷变雷达信标中的应用

A study on operational range and mode of freguency scanning of radar beacon

雷达信标的作用距离及扫频方式的探讨

Color Image Blind Watermark Algorithm Based on Spread Spectrum Modulation and Visual Masking

基于扩频调制和视觉掩蔽的彩色图像盲水印算法

The results indicate that high quality copper hollow billet can be obtained by the application of electromagnetic field during horizontal continuous casting. When the imposed current is 140 A, surface roughness decreases from 120 μ m to 90 μ m.

结果表明：在工频电磁场作用下，紫铜管坯的表面质量得到了一定的改善，励磁电流为140A时，表面粗糙度由120μm降到90μm；

The influence of commercial frequency electromagnetic field on the surface quality, mechanical properties and macrostructure of copper hollow billet prepared by horizontal continuous casting method was investigated.

研究了工频电磁场对水平连铸紫铜管坯表面质量、力学性能和组织的影响。

The network can transmit one bidirectional relay voice or two bidirectional direct voices, and data packets transmission supports both unicast and broadcast with automatic routing. Secondly, the TDMA networking protocol is implemented on the VHF frequency hopping radio.

该协议支持最多32个节点组网，可实现一路中继双向话音或两路直达双向话音，支持单播及广播数据报文和自动路由。2.在超短波跳频电台上实现了该TDMA组网协议。

Problems Related to Frequency Doubling of Biaxial Crystal Lithium Formate Monohydrate

双轴晶体一水甲酸锂倍频的若干问题

Growth rate of plasma enhancing with substrate biasing gets slow when current of radio frequency discharge increases.

与等离子体促进增强法相比，偏压等离子体增强法的生长速率也有所变慢，并且随着偏压射频电流的增大，其生长速率越来越慢；

The numerical simulation indicates that, larger biasing current and smaller detuning expand the dynamic range of conversion efficiency and extinction ratio, but worsen the frequency chirp.

数值模拟表明：增大偏置电流、减小失谐量有利于扩展转换效率及消光比的动态范围，同时恶化了频率啁啾的动态范围；

The cut-off frequency of this filter can be controlled by dc biasing current, meanwhile, the low sensitivity characteristics of passive electrical network is also reserved.

截止频率可通过电流进行控制，同时保持了无源网络低灵敏度的特点。

A new frequency domain identification algorithm for SISO system with time delay is proposed based on biased relay feedback.

提出一种新的基于偏置继电反馈的频域辨识算法，能够对包括迟延在内的SISO系统的传递函数参数进行在线辨识。

Simultaneous masking which is an important research content of psychoacoustic, have a wide range of applications in audio coding, speech enhancement and so on.

同时掩蔽是心理声学的重要研究内容，在音频压缩编码、语音增强等方面有着广泛的应用。

An Audio Digital Watermarking Algorithm Based on Auditory Masking Effect

一种基于听觉掩蔽效应的音频数字水印算法