Sea-noise的意思|示意

Sea clutter is the backscatter from fluctuant sea surface. Sea clutter is the major noise interference of seaborne radar.

海杂波指雷达波束照射到海面上后引起的后向散射杂波，是海防预警雷达的主要噪声干扰。

The targets SNR(Signal Noise Ratio)and contrast are very low when the target is in the sea background in which there are sea waves and the reflexing light from the stretch welter.

海面背景下海面及连绵起伏的波浪反光使图像的信噪比和对比度都较低，而且舰船目标像素较少。

The subsystems' mode density is calculated by empirical formulas. Finally, SEA is adopted to predict self-noise in sonar platform area and satisfying results are obtained.

采用经验公式计算各子系统模态密度，最后利用统计能量法来预报潜艇首部声呐平台区自噪声，得到了令人满意的结果。

The statistics modeling method of underwater noise signal is studied. The hidden Markov tree model in wavelet domain is adopted to model the sea noise and various ship-radiated noise.

研究了基于小波域多尺度树结构的水下噪声信号统计概率模型的建模方法。

The noise that affects sea creatures comes from a number of human activities.

影响海洋生物的噪音来自一些人类活动。

The gain limitation of particle velocity and acoustic energy flux in the sea surface noise field and half-isotropic noise field is discussed based on orientation-exponent theoretic.

从指向性指数出发分别推导了海面噪声场条件下和半各向同性噪声场条件下质点振速检测器增益和声能流检测器增益的理论极限。