Algorithm for two cascades adaptive filtering based underwater target dynamic line enhancer

基于二级自适应滤波的 水 下目标动态 谱 线增强算法研究

Research of Underwater Construction of Pile Cap of Zhujiang River Bridge in Guangzhou-Foshan Radiation Exit Line

广佛出口放 射线珠江大桥 水中承台施工研究

You 'll notice underwater though when you do social kick that your hips are up in line .

在 水 下你会注意到扶板打腿时臀部是与身体处于同一 条水平 线的。

An algorithms of underwater moving-target dynamic line spectrum enhancement

水中运动目标动态 线谱增强算法研究

Based on the math model for radiated noise line spectra of underwater moving-target the united estimation of radiated noise line spectra was realized by analyzing feature extraction of radiated noise line spectra of underwater moving-target .

水下目标辐射噪声特征谱 线的联合估计，基于 水 下运动目标线谱数学模型，通过分析水下目标辐射噪声特征等信息实现。

Design and Experiment of an Underwater Laser Line Scanning System

水 下激光 线扫描探测系统的设计及试验

The shell of revolution has become a major loading component commonly used in submarines torpedoes or other underwater crafts since it is of excellent flow line shape as well as good strength and stability behavior .

旋转壳具有优良的 流线外形以及良好的强度和抗屈曲性能，已成为潜艇、鱼雷或其它 水 下 航行 器普遍采用的一种主要承载构件。

Underwater Acoustical Problems of Large-aperture Line Fiber Optic Hydrophone Array ; Promise me & came the whisper very softly now .

光纤水听器 长线阵应用的 水声物理问题“答应我&”媚兰低声，声音显得更加柔和了。

E information of running situation of underwater crusher is obtained on line by means of vibration pressure flow sensor the difference natural parameters from the three kinds of signal are extracted the faults can be recognized based on nervous network .

介绍了利用振动、压力、流量检测传感器 在线获取破碎机 水 下运行状态信息，提取三种信号的不同特征参数，采用神经网络进行故障识别的 水 下破碎机智能化故障诊断系统。

In this background an on-line underwater scattering turbidimeter has been designed for on-line environment inspect system . The application of near infrared analytical technique in the puerarin production for the on - line quality inspect and control

在此背景下，针对水质环境实时监测系统中对浊度测量的要求，研制开发了基于MSP430微控制器的散射光式 水 下在线浊度仪。近红外 在线质量监控技术在中药葛根素生产中的应用

Design of Underwater Transponder Based on Short Base Line Positioning System

短 基线定位系统中通用 宽带应答器的设计与实现

According to the demand for underwater camera modeling and calibration technology of underwater vision measurement a model of underwater camera is established and a method of underwater camera calibration is presented . First normal line structured-light measurement method is thoroughly discussed .

本文针对水下视觉测量技术对水下摄像机的建模与标定的需求，建立了一种水下摄像机模型，并提出了 水 下摄像机的标定方法。

Underwater Final-Jointing Technique in Construction of Shanghai Outer Ring Line Tunnel

上海外环 隧道 水 下最终接头的施工技术

This guidance law without the need of the target velocity can make the underwater vehicle meet the target in the intercept point by self-organizing adjusting its lead angle on line .

该导引律在不需要解算目标速度的前提下，通过 在线自组织调整 航行 器的提前角，从而使 水 下 航行 器的前置点与目标交会。

Underwater Construction of the Reinforced Concrete Intake Structure and the Diversion Pipes Seawater intake design of Guangdong LNG trunk line receiving terminal

钢制取水口（沉箱）及引水管道 水 下施工技术广东LNG 干线接收站取水口的设计

The spectral envelope of noise radiated from underwater acoustic targets consists of modulation line components ( DEMON ) . Based on the fact that different types of acoustic targets have different DEMON spectra detection ability of single vector sensor with a DEMON spectrum is studied .

水声目标辐射噪声的包络谱中包含调制 线谱（DEMON），不同类型的水声目标其DEMON谱不同，研究单矢量传感器利用DEMON谱检测目标信号的能力。

The experimental results showed that underwater target detection using Post-Processing combined segmentation and identification algorithm based on Hough transform straight line matching and geometrical feature matching have preferable accuracy and stability performance .

由实验结果可以看出，本文实现的后处理式联合分割 水 下目标检测以及基于Hough变换 直线匹配和几何特征匹配的 水 下目标识别算法具有较优的准确性和稳定性。

On resolving range ambiguities by software in synchronous underwater acoustic tracking system Influence of boundaries on ultrashort & base line underwater acoustic tracking system

同步 水声跟踪定位系统软件抗距离模糊技术研究界面反射对超短 基线水声定位系统的影响&跳象限现象分析与克服