They assumed language must be based on speech, the modulation of sound.
这里说明了 educators 反对的理由，认为语言是必须建立在语音上的，是一个发声的过程。
The modulation of sound properties over a wide range of time scales is one of the most obvious characters of Oscine passerine's vocal, whose song contains many different kinds of syllables that consist of many more multiple song phrases. In oscine passerine, ipsilateral projections of RA to NXIIts innervates the ipsilateral syringeal muscles exactly, and thus they have strong ability of vocal control with variable tones, high frequency and higher lever of quality.
鸣禽鸣啭的最大特点之一便是其单次鸣唱时间长，鸣唱所包含的音节数量和音节种类繁多，因而由这些音节所组成的句型结构也是复杂多样富于变化，且由于NXIIts严格的侧别控制(每一侧核团只支配同侧鸣肌)，使其具有更强的控声能力，其鸣声音调变化幅度大，频率高，品质因数大，音色好，因而其鸣声也悦耳动听。
The BMW MP3 Sunwear also records sound in an Adaptive Differential Pulse Code Modulation, a method of encoding sound data that takes up less storage space than the regular PCM format.
宝马的MP3 sunwear还拥有这是一种编码数据，占用较少存储空间比正规枚PCM格式。
Sound broadcasting is performed by high-level modulation, because of its higher overall efficiency compared with low-level modulation followed by a linear amplifier (as used in communications transmitters).
由于与采用线性放大器的低电平调制相比，它有较高的整机效率，使声音广播实行了高电平调制。
Amplitude modulation and nonlinear frequency modulation is proposed as excitation signal to measure impulse response of sound field.
随着计算机处理器速度的大幅度提高，基于傅里叶变换的扫频信号测量方法近年来在室内脉冲响应测量中的应用得到了很大的发展[1-7]。
ATbstract: he small frequency modulated transmitter, the power is small, may launch the wireless signal, accepts the signal with the radio, satisfies certain transmission range, Circuit easy system, low cost, power output does not exceed 5-8 mW, firing range to be in the housing area of about 100 meters, with an ordinary FM radio receivers, demonstrating his superb sensitivity and clarity, the most circuit design challenges of the part is only used 3 V power supply, and half-wave antenna will be such a launch capability. simultaneously can input the sound signal, may install modulation surveillance table to serve as the monitoring device, although the power is not very big, but should the interference protection normal radiobroadcasting signal.
小型调频发射机，功率小，可以发射无线信号，用收音机接受信号，满足一定的发射距离。电路简单易制，造价低廉，输出功率不超过5－8mW，发射范围在房屋区可至100米左右，用一部普通的FM收音机接收，显示其灵敏度和清晰度俱佳，电路设计中最富挑战性的部份就是只需用3V电源和半波天线便有如此的发射能力。同时能够输入声音信号，可安装调制监视表头用作监视器，虽然功率不是很大，但是应该防止干扰正常的无线广播信号。
So when we have a synth sound, there will be parts of the description of that sound that involve the audio path and other parts that involve modulation sources and destinations.
所以，当我们拥有一个合成的声音，我们就可以从以下这两个方面来对这个声音进行描述：一个是音频路由，另一个是调制的起始形式与目标形式。
Characteristic:(1) use special-purpose electromagnetism computational procedure carries on the optimized design, effectively suppresses the electromagnetism overtone, eliminated the electromagnetism noise; (2) uses the low loss silicon steel plate manufacture to decide, the rotor iron core, in addition optimizes the design, the precise manufacture, had guaranteed the electric motor has the high operating efficiency; (3) uses the high polymer insulation to anticipate uniquely soaks the paint craft, causes the insulation endurance and the mechanical strength withstands the frequency changer high-frequency current sufficiently the impact and the high-speed operation to the insulation destruction; (4) has the width the velocity modulation scope, in 3 - 50Hz is the permanent torque movement, in 50 - 150Hz is the permanent power operation, also the velocity modulation is steady, does not have the torque pulsation; (5) balance mass is high, in addition uses the special-purpose import bearing, has guaranteed the high frequency time high-speed operation and the low noise; (6) forced draft cooling system, uses the specialized factory the ultra static sound, the high life, the low loss, the wind power strong axis customs handed down from past generation machine, guaranteed the electric motor under any rotational speed, obtains the effective radiation, may realize high speed or the low speed long-term movement.
特点：使用专用电磁计算程序进行优化设计，有效抑制电磁谐波，消除了电磁噪音；采用低损耗硅钢片制作定、转子铁心，加上优化设计、精密制造，保证了电动机具有高的运行效率；采用高分子绝缘材料及独特的浸漆工艺，使电气绝缘耐力和机械强度足以承受变频器高频电流的冲击和高速运转对绝缘的破坏；具有宽的调速范围，在3－50Hz为恒转矩运行，在50－150Hz为恒功率运行，且调速平稳，无转矩脉动；平衡质量高，加上采用专用进口轴承，保证了高频时的高速运转和较低的噪音；强制通风散热系统，采用专业厂家的超静音、高寿命、低损耗、风力强劲的轴流风机，保证电动机在任何转速下，得到有效散热，可实现高速或低速长期运行。
There is a picture/sound separated filter in the color television modulation and demodulation bay of microwave communication system.
在微波通信系统中的彩色电视调制、解调机架上，有一图像、伴音分路滤波器。
Infrared absorption methane concentration alarming device is comprised of microcontroller systems, light modulation module, signal conditioning module, digital display module, sound and light alarm module, remote control receiving module, standard output module interface circuit.
该红外吸收式的甲烷浓度报警器由单片机系统、光源调制模块、信号调理模块、数码显示模块、声光报警模块、遥控接收模块、标准频率输出模块等电路组成。
This paper describes the basic principle and main performance of the SWFM-IM (square wave frequency modulation-intensity modulation) optical fiber transmission system with two accompanying sound channels for colour TV programs.
本文叙述SWFM-IM彩色电视双伴音光纤传输系统的基本原理和主要性能。
Modulation of air stream is an efficient method of sound production.
利用气流调制以产生声音是一个比较有效的方法。
There is a picture/sound separated (or combined) filter in the color television modulation and demodulation bay of microwave communication system.
在微波通信系统中的彩色电视调制、解调机架上，有一图像、伴音分路（或合成）滤波器。
I2C-bus programmable modulator for negative video modulation and FM sound.
I2C总线可编程调制负的视频调制和FM声音。
The results show that such composite structures can lower the starting frequency and widen the forbidden band gap by the reasonable modulation and collocation of parameters of phononic crystals, and it is also found that such structures can reach the target of sound due to the good effectiveness.
结果表明，通过参数的合理调制和搭配，这种声子晶体复合结构能够降低起始频率和提高禁带宽度，达到人们所要求的隔声目标和良好的隔声效果。
AM radio can be sent over larger distances, but the quality of the sound is not as good as a later kind of radio signal processing, called frequency modulation.
调幅广播可以发送更远的距离，但它的声音质量却不及后来一种被称为频率调制的无线电信号处理方式优越。
Δ fam in relation to the carrier and, modulator frequencies, to the depth and duration of amplitude modulation, and to sound intensity are systematically studied.
本工作系统地研究了豚鼠△f（am）与载波频率、调制波频率、调幅深度、调幅时程、声音强度等的关系。
By text and sound file transmission instances, compare and discuss the performance difference between QAM modulation and OFDM modulation, validate that OFDM - a multi-carrier transmission technique has the feature that is much fitter for transmitting in multipath channel than QAM - a single carrier transmission technique.
文中还通过文本和声音文件传输实例，对比讨论了QAM调制和OFDM调制的性能差异，验证了OFDM这种多载波传输技术比QAM这种单载波传输技术具有更加适合于在多径信道中传输的特性。
Study of Intensity Modulation-direct Detection Laser System for Detection of Sound Vibration
强度调制直接探测型远距离激光声探测系统研究
The results provide a sound basis for further research of the perception and modulation mechanism of noxious sensation in somatosensory cortex.
此结果在细胞水平为进一步探讨皮层体感区在痛觉感受及调制中的作用奠定了基础。