查询词典 echo-location

When passing One Fathom Bank, check the depth and variable sand waves below the sea level all the time by echo sounder.

通过一托浅滩时，要一直测深校时水深及海面下多变的沙纹。

Multibeam echo sounder, Sound ray tracing, GPS kinematic surveying technology, Sonar image, Data combination

多波束回声测深系统，声线跟踪， GPS 动态测量技术，声纳图像，数据融合

Based on single beam echo sounder, the MES was developed in the seventies of the twentieth century. Using the equipment, in the profile formed by samples within a ping, about more than one hundred depth datum and more than one thousand backscatter samples are observed.

20世纪70年代出现的多波束测深系统，是在单波束回声测深系统的基础上发展起来的，它能够在测量断面内，一次给出几十个甚至上百个深度点，几百个甚至上千个声强采样数据，对测量区域实施全覆盖式测量。

The depth of water obtained by an echo sounder may serve as an effective line of position (particularly when shifting from ocean passage to coastal navigation).

通过测深仪获得水深，也许可以获得有效的位置线。

This paper in troduces the whole process and some techniques for underwater topography and sludge thickness surveying of Shuiguo Lake, done by GPS Receiver and dual frequency digital Echo Sounder. Its results offer reliable information for Shuiguo Lake's improvement.

阐述了采用GPS接收机和双频数字测深仪，以伪距差分实时定位测量模式施测水果湖水下地形和淤泥厚度的全过程和若干技术问题，所得结果对水果湖的治理提供了可靠的资料，指出了武汉市湖泊治理的迫切性。

In this thesis, the cross-correlation between the microphone signal and estimate echo is used to judge whether double-talk arises.

在本篇论文中，我们将采用修正型相关函数的侦测方法来解决双边谈话的问题。

This method is different from the traditional methods which need to detect the double-talk cases in solving the echo problem during the double-talk periods.

该算法不同于现有的回声抵消算法，它在进行回声抵消的过程中，不需要进行双端会话检测。

As an important part of a successful Acoustic Echo Cancellation, several Double-Talk detection methods are alsostudied and analyzed, including the Geigel algorithm.

最近，根据过滤器的频率作用，提出的一种方法，设置一个消除回声的重要部件。

In this dissertation, we have discussed and compared these algorithms in the environment of quickly changed echo path, time-varying noise, and double-talk We also have used actual voice data to simulate these states, and have simulated these algorithms in such states.

文中逐个比较了几种常见算法，对它们在时变回声信道、时变噪声和双讲这些声场状态变化下的性能进行分析比较，用实际语音数据模拟出类似声场状态的变化，并进行仿真。

This chapter gives a general review of the basic techniques in AEC such as the echo cancellation structure, the adaptive filter, double-talk detector and performance measures.

本章全面提供了审查技巧，例如适合在免提通讯中的回声消除器、回声消除器技术结构、二重谈话探测器的功能等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。