ocean bottom

Survey system based on GPS for ocean bottom cable second positioning

基于GPS的海底电缆二次定位测量系统

Forward Modeling for Transient Electromagnetic Response of Ocean Bottom Reservoir Model

海底油藏模型的瞬变电磁响应正演模拟研究

The Ocean Bottom Cable System - A New Marine Geophysical Technology

海洋石油物探新技术&海底电缆系统

GPS Provides a unique capability in establishing ocean bottom control network .

GPS以其独特的定位能力，为建立海底控制网开辟了新的途径。

A method for second positioning of ocean bottom cable is demonstrated .

文章提出了海底电缆二次定位的一种新方法。

A novel method study of hydrophone second positioning for oil exploration of ocean bottom

海洋石油勘探水听器二次定位新方法研究

Inclination Correction for Wire Length in Ocean Bottom Soil Sampling

大洋底质调查钢丝绳的倾斜校正

He will drop it from the ship to the ocean bottom .

海洋底部最后的六英寻。

· gravity effect due to surface landform or ocean bottom landform ;

地表或海底地形的重力效应；

Ocean bottom seismometer and its development in the world

海底地震仪及其国内外发展现状

Hydrodynamic Forces Laboratory Study of Horizontal Cylinder with Masses near the Ocean Bottom

有压块海底管线水动力特性的实验研究

The ocean bottom is made up of smooth plains .

洋底由平坦的平原构成。

Seismic data acquisition system using ocean bottom cable : quality evaluation of first-break secondary positioning result

海底电缆地震采集系统&初至波二次定位成果的质量评价

When ships sink , they fall to the ocean bottom .

海洋洋底，大洋深处，深海。

Types and Characteristics of the Extraterrestrial Magnetic Spheres in the Ocean Bottom

海底地外起源磁性球粒的类型和特征

Many high-gain stations will be deployed on land and ocean bottom .

在陆地和洋底要设置许多高增益的台站。

Inversion of the Velocity and Density Profiles of the Layered Ocean Bottom by Reflection

分层海底的声速和密度剖面反演

An ocean bottom seismic data recorder

海底地震数据记录器

Ocean bottom seismometer and ONSHORE-OFFSHORE seismic experiment in northeastern South China Sea

南海东北部海陆联测与海底地震仪探测

We sometimes tend to think that the ocean bottom is made up of smooth plains .

我们往往误以为海底也由平坦的平原构成。

Exercise . strong motions of ocean bottom

海底强地面运动计算

That 's the Russians planting a flag on the ocean bottom

那是俄罗斯在海底插上他们的国旗

So we can accumulate the ocean bottom properties value and apply them by the same sonar system .

这使得潜艇自身的声纳既可以用于在平时训练中积累海区海底声学参数又可以在战时直接使用这些参数为作战服务。

The study of ocean bottom friction : applying to storm surges and astronomical tides

风暴潮和天文潮条件下的底摩擦的研究

First-break positioning technique for ocean bottom cable is then introduced to remove above deficiencies .

为此，我们引进了海底电缆初至波定位技术。

The increasing demand of petroleum resources has activized studies and applications of ocean bottom electromagnetic exploration technologies .

对石油资源的需求激发了海底电磁勘探技术的研究与应用。

A study of the wave forces on a horizontal cylinder near the ocean bottom with model tests is described in this paper .

通过模型实验，对接近海底的水平管在波浪作用下的受力进行了分析研究。

Slender animal with tentacles and a tubelike outer covering ; lives on the deep ocean bottom .

体表有触须和管状覆盖物的细长的动物；生活在深海底。

H.balthica makes a microscopic shell , and when it dies , this shell falls to the ocean bottom .

这种生物身上有一层极其微小的外壳，透明虫死后，这层外壳便会沉入海底。

This article indicates that based on bearing-energy model if the target distance was given in advance we can estimate the ocean bottom properties by genetic algorithm .

文中利用建立的方位-能量估计海底参数模型，在预先给出目标距离的情况下，使用遗传算法估计海底声学参数。