Noise的例句大全

Sound-proof Workroom is an Effective Approach to Reducing Noise Nuisance

隔音值班室是减少噪声危害的有效途径

In order to eliminate the influence of heteroscedastic noise derived from hyphenated instruments, the cosine value of between target component spectrum and its projected residue is applied as a criterion to test the correlative component chromatographic clusters of different chemical fingerprints of traditional Chinese medicines ( TCMs).

为克服联用色谱仪器的不等性噪声影响，采用目标组分投影前后的光谱夹角余弦判据，判断不同的中药色谱指纹图谱的相关组分色谱峰簇。

This algorithm can automatically determine the number of clusters in the target data set, and can find arbitrary shape clusters, filter the "noise" data, improve the clustering results.

该算法可以自动决定目标数据集中簇的个数，能发现任意形状的簇，并且可以过滤噪声数据改善了聚类的效果。

Adaptive Filtering of Random Noise and Its Application in Radar Target Discrimination

自适应噪声对消及其在雷达目标识别中的应用

Thus, its main task is detecting the target echo in noise and clutter.

航海雷达的主要功能是发现目标和确定目标的空间位置，因此，其主要是任务在噪声和杂波背景中检测出目标回波。

One of its main techniques is to extract weak target echo signal submerged by strong noise and clutter.

如何从强噪声和杂波中提取微弱的目标回波信号是无源探测系统的一项关键技术。

Assuming that the target RCS fluctuation characteristic is the Gaussian spectrum characteristic, this paper simulates the target RCS fluctuation characteristic by white Gaussian noise passing through a lowpass filter with Gaussian spectrum shape.

在假定目标RCS起伏为高斯形状频谱特性的前提下，将高斯白噪声通过一个高斯谱特性的低通滤波器来模拟目标RCS起伏特性。

A TV target tracing system has following features: real-time, image indistinctness on the ground of dynamic tracing and external environmental distortion, high noise background intensity and so on.

电视目标跟踪系统实时性强，由于是动态跟踪和外界环境干扰，所以导致图像不清晰、背景噪声较强。

Taking the target ′ s maneuvering acceleration, target ′ s maneuvering time and target ′ s glint noise into account, the switching time from aerodynamic control to compound control is decided.

在考虑目标机动加速度大小、目标机动时刻以及目标角闪烁的条件下，确定了拦截弹的控制方式由空气动力切换到复合控制时的切换时间。

The soft destructive environment is formed aiming at the radar technical performance characteristic, which include the jamming of noise, false target and metal chaff.

针对雷达的技术性能特点形成了对雷达的软杀伤对抗环境，包括噪声干扰、假目标干扰和金属箔条干扰。

Design of Sonar Signal Simulation System Based on Target Noise

基于目标噪声的声纳信号仿真系统设计

The modeling and simulation of Target noise field

目标噪声场建模与仿真研究

Model for Extracting RPT Nonlinear Character of Ocean Target Noise

海洋目标噪声非线性RPT特征提取模型

The synchronous-clock distance measurement system for measuring under-water target noise

水下目标噪声测量中的同步钟测距超声波避撞预警系统的研究

The mechanism of the produce of target noise, its transmission characteristics in air and several main factors that influence the sound transmission are analyzed.

分析了低空目标声源的产生机理、目标辐射噪声在大气中的传播特性以及影响其传播的几个主要因素。

Based on these analyses, simulations on SAR point target noise jamming are made. The results show that the two models are effective.

最后，通过建立的干扰噪声模型对点目标进行了干扰验证，验证两种干扰噪声模型干扰的有效性。

The system of passive ranging SONAR makes use of the target noise received by the equipment which converts energy from one form to another to estimate the target distance.

被动测距声纳系统是利用换能器基阵接收的目标辐射（噪声）信号来估计目标距离。

According to the property of broadband target noise, the thesis presents a method of DOA estimation for uniform round sonar arrays and introduces joint interpolation-filter-delay-extract method.

针对目标辐射噪声的宽带特性，研究了基于均匀圆形声纳基阵的信号入射方位估计算法，并采用级联的插值-滤波-延时-抽取方法实现了该算法。

Therefore by earnestly studying in the wavelet analysis method, in view of the airborne target noise signal, the article adopts the wavelet soft threshold value to eliminate noises, obtains the satisfying effect.

因此本文在认真研究了小波分析方法的基础上，针对空中目标噪声信号，采取小波软阈值去噪方法，取得令人满意的效果。

In this paper, on the basis of deeply analyzing the spectrum feature of the target noise, a large quantity data of two sorts of target noise are simulated under the condition of different frequency, departure, depth and SNR.

本文还在深入分析了目标声场谱特征的基础上，分别建立了两类目标在不同频段、不同横距、不同深度及不同信噪比下的大量仿真数据。