查询词典 acoustic

Acoustic homing torpedo ; reverberation ; space time adaptive processing ; target detection

声自导鱼雷；混响；空时自适应处理（STAP ；目标检测

An microsoft foundation class based simulation system of operational capability for acoustic homing torpedo is designed and implemented.According to the design specification of a general software, the whole design is completed,including system requirements analysis,project design,detail design and system tests.

介绍了基于微软基础类的声自导鱼雷作战能力仿真系统的设计及实现过程，根据通用软件设计流程规范，通过系统需求分析、方案设计、详细设计和系统测试等步骤实现了该仿真系统。

STAP method can sufficiently utilize the reverberation space time distribution characteristics of acoustic homing torpedo, so it will be a prospective method for reverberation suppression.

STAP方法能够充分利用声自导鱼雷混响空时分布特性，是一种有前途的抑制鱼雷混响的新方法。

Aiming at the adaptability of general torpedo acoustic homing federate for requirement in the specific federation system,the method of federate development based on adaptive software architecture is proposed,and the framework of adaptive architecture of federate is presented.

针对通用鱼雷声自导联邦成员在特定联邦系统中对适应性的需求，提出了一种基于适应性软件体系结构的联邦成员开发方法，并给出适应性联邦成员体系结构框架。

Water condition ; acoustic homing torpedo ; range

水文条件；声自导鱼雷；作用距离

Torpedo ; underwater acoustic imaging ; complex array ; azimuth resolution

鱼雷； 水下声成像；复合阵；方位分辨率

By analyzing torpedo′s working environment and mode,and its data structure,the possibility to improve target detection performance of acoustic homing torpedo under reverberation background with STAP method was discussed,and the solutions to the key steps and the basic flow of reverberation suppression using STAP were given.

介绍了全维和降维空时自适应处理的基本原理，通过分析鱼雷工作环境、工作方式以及数据组织方式，讨论了采用STAP方法提高声自导鱼雷混响背景下目标检测性能的可能性，给出了关键步骤的解决方案和STAP抗混响的基本流程。

The ability of long-distance searching goals of an acoustic homing torpedo can be improved greatly by using towed linear array , and the power of DOAs tracking of the torpedo is the key factor that influences the result in a war.

使用拖曳线列阵可以有效提高自导鱼雷远程搜索目标的能力，而能否精确跟踪目标方位将直接影响到鱼雷的实战效果。

Double targets ; acoustic homing torpedo ; salvo ; feasibility

双目标；声自导鱼雷；连续射击；可行性

In order to reduce calculation in the process of vertical scale identification of torpedo acoustic image,we present an improved decoherent multiple signal classification method based on quadrature complex sampling which suits to estimating the vertical highlights of submarine with the characteristics of near distance and coherent signals .

在鱼雷声成像垂直尺度识别中，根据潜艇垂直方向上目标亮点相距较近，且为相干信号源的特点，同时为了减小运算量而易于工程实现，提出了一种基于正交采样的高分辨DOA估计算法，即正交解相干MUSIC算法。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐