查询词典 voiceless sound

The Stroh violin used mechanical amplification similar to that of an unelectrified gramophone to boost sound volume, in the late 19th and early 20th centuries before electronic sound amplification became common.

亮声小提琴，它出现在十九世纪末二十世纪初，在电子扩音器普遍采用之前。它配有类似无电留声机的机械扩音器，以此来提高音量。

This is enough to make Fantasia better as an album and a statement of purpose than Free Yourself, but no matter how good tracks like "Uneligible" sound - and with its fuzz-toned instrumental breaks and skeletal beats, this track does sound pretty great — it's hard not to wish that there were hooks as memorable as the production.

就这点已足以使Fantasia质量优于且目的强于前专辑Free Yourself。像&Uneligible&这样的歌如此地好听——它柔和的曲调，精粹的乐队演奏和独敲的鼓点——的确让该曲非比寻常——你很难不期望该制作不给你难忘的印象。

Examplesof periodic sound sources are musical instruments, vowel sounds, the whistling wind and bird songs. Nonperiodic sound sources include unpitched percussion instruments, coughs and sneezes and rushing water.

乐器的演奏、元音、鸟鸣及风声都是周期性的声音，而打击乐器声、咳嗽声、喷嚏声以及流水声则是非周期性的。

By investigating the differences among the behaviors of sound pressure responses of four types of stiffened plates and an unstiffened one, we obtain a structural design which can effectively modify the stiffness of a plate structure and its sound radiation behavior.

透过四种加劲设计之复合材料结构板及未做加劲设计之平板的比较，探讨其声压曲线之差异以及差异产生的原因，来研究如何做出能有效提高平板结构刚性之加劲设计。

A woman has been used to it a man's snoring sound, from as unsuitably again has not rested as the custom to his snoring sound, this is a love.

一个女人习惯了一个男人的鼾声，从-适应到习惯再到没有他的鼾声就睡不-，这就是爱。

But once, he changes somewhat in the viewpoint in the speech, a few slave owners want to use " wheezingly " sound is crushing his sound.

但有一次，他在演讲中观点略有变化，便有几个奴隶主想用&嘘嘘&声压倒他

With its effortless refined turbo diesel engine matched with a dynamic chassis plus a good 6 speed transmission, the S80 brought out superior on road motoring behaviour. It whiskered corners and bends competently, a keen driver will not be disappointed with its ability in excellent body control and mid-corner adjust ability. Not to mention with its excellent fuel economy on highway cruising. The wind and engine sound were minimal, and you can just concentrate on listening to its on board premium sound system.

S80是Volvo车厂精心的为过去，现在及未来的顾客研制的大师级作品，它与福特及越野路华共用一个汽车底盘，而经由Volvo厂方自己再调校，使它比越野车Freelander的底盘更强5个百分比，这个Dynamic Chassis底盘可以不断的监察汽车的反应，以抑制器快速的回应汽车的驾驶情况，并抗衡汽车在强大的加速，极端的制动及快速的转向所造成的俯仰，前潜及翻滚等反应，而它亦配上舒适，运动及先进的选择模式，这些科技帮助驾驶者及乘客取得优良的驾车及乘车经验。

"The reason these guitars sound so good is because of how much they're vibrating,"Smith explains.The whole idea was to make them as loud as they can possibly be , put a nice balance between treble,midrange and bass, and have the bass not sound woofy when miked.

吉他声音好的原因主要是他们的震动很好，Smith解释说使这些吉他的声音尽可能的是一个整体，在高中低音重有好的平衡而且拾音的时候低音没有那么的密。

A classroom hubbub sound now, class has no way to have been listed in , schoolmates bill and coo in course of because of the plain but sound professor teaching "international judiciary " has something not to have come, Professor class adviser Ge Yan Fei walks into a classroom at this time,She has looked back master of once saying: Schoolmates be please quiet!

教室此时一片喧哗声，因为教《国际司法》的原可声教授有事没来，课无法上了，同学们正在窃窃私语呢，这时班主任葛燕飞教授走进教室，她回顾了一下大家说：请同学们安静！

Through a great number of objective analysis for sound characteristics and subjective audition experiments, new sound quality parameters used in mechanical and electronical products are proposed.Firstly, the source characteristics of cars and air-conditions are analyzed.

首先，本文明确了声质量的定义、摸清了研究现状，指出仅以A声级进行声质量客观评价的局限性，在分析汽车和空调噪声的声源特性后，确定以A声级结合响度、尖锐度和波动强度三个心理声学指标来作为机电产品声质量客观评价的基础参数。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。