音信的例句大全

There's been no news of him for several years.

最近几年,他音信全无.

Several days passed and still there was no news of him.

几天过去了,他还杳无音信.

An audible tone signals that the temperature has been computered.

声音信号表示体温已计算完毕.

An Agonic algorithm of Speech Logarithm Spectrum Envelope

一种语音信号对数幅度谱包络的无偏算法

Characteristic extraction of acoustic signals emitted from resistance spot welding process based on independent component analysis

基于独立分量分析的点焊特征声音信号提取

Influence of weak background sound on sound signal perception

弱背景声对声音信号感受的影响

Four-line Telephone Voice Mailbox

四线电话语音信箱

The phone call came after months of silence.

几个月没有音信之后，打来了一个电话。

Sampling Time Expand for Speech Signals

语音信号采集的时间扩展与截取

The driven force calculated according to pressure gradient is further fitted as Ramp function, by which the analytical expressions of the valves vibration can be easily solved, and the heart sounds are then synthesized.

根据瓣膜两侧血压差计算受迫力，并用Ramp函数拟合。求解瓣膜振动的解析表达式，进而合成心音信号。

In order to improve the quality of the noisy signal, we need to reduce the noise.

为了在噪声环境下提高语音信号的质量，就需要对其进行降噪处理。

Identification of the Acoustic Signal of CVR Based on Online Algorithm of Independent Component Analysis

基于在线独立分量分析算法的飞机舱音信息分离

Time Characteristics of the Telephone Conversation and Interpolating Test

电话话音信号的时间特性和插空测试

We haven't heard from them to date.

到目前为止,他们杳无音信.

He went overseas twenty years ago, and he hasn't been heard of since.

他20年前去了海外, 至今杳无音信.

Six years passed, then seven and eight, and nothing was heard of that French artist.

六年过去了, 接着七年、八年过去了, 那位法国艺术家仍杳无音信.

Sending a taped message down the phone appears to have no effect at all.

派送电话录音信息看来毫无效用.

FM is also Better able to transmIt'sounds in stereo than AM.

调频比调幅更适合于传送立体声、电视节目的伴音信号.

The Oceanic Cultural-Feature of the Faith in Goddess of Mercy in Zhoushan Archipelago

舟山观音信仰的海洋文化特色

In natural environment, sound signals often occur with background noise.

在自然环境中，声音信号常处于一定的背景噪声环境下。