查询词典 sound frequency

The specter of non-professional players do not know when to play the specter of pressure should now ghost dance steps have been popularized pressure but the pace has not played blasting universal master End family all know that if someone in the blasting sound you immediately know what his position, the same reasoning should be playing when the specter of reasonable use of small maps and the headphones from the Footsteps, here to tell you a trick: the frequency of criminals to walk faster than the police if it is to listen carefully to hear from.

非专业的幽灵玩家都并不知道，玩幽灵的时候应该压步子现在鬼跳已经普及了可是压脚步还没有普及玩过爆破的高手完家都知道，如果在爆破有人发出声音那你立刻可以知道他在哪个方位，同样的道理玩幽灵的时候应该合理的利用小地图以及耳机里传来的脚步声，这里告诉大家一个诀窍：匪徒走路的频率比警快一些如果仔细听是可以听出来的。

The test finished in plan cascade wind tunnel in GTE got the frequency spectra of vortex shedding in all kinds of work condition, and realized unsteady cooperative flow type by method of sound excitation.

在中国燃气涡轮研究院完成了全部叶栅吹风实验，获得了某种扩压叶栅叶片表面旋涡脱落频谱随来流工况变化的规律，并通过声激励的手段在国际上首次捕捉到了新一代"非定常耦合流型"。

It includes radiological imaging physics, radiation oncology physics, nuclear medicine physics, the use of non－ionizing techniques such as nuclear magnetic resonance, ultra－sound, microwaves, radio frequency waves, and lasers, as well as health physics.

医学物理包括放射肿瘤物理(radiation oncology physics， ROP)、医学影像物理(medical imaging physics， MIP)、核医学物理(nuclear medicine physics， NMP)，其他非电离辐射如核磁、超声、微波、射频、激光等物理因子在医学中的应用，和保健物理(health physics， HP)等分支内容。

The result makes clear, add ply of hempen fiber layer, unit weight, hind back cavity dimension, all can raise hempen fiber to be in medium, low frequency paragraph sound power absorption coefficient.

结果表明，增加大麻纤维层厚度、容重、后背空腔尺寸，均可提高大麻纤维在中、低频段的吸声系数。

Sound waves humans can hear have a frequency limit of 20,000 hertz.

人类能够听到的声波频率限制是20000赫兹。

It uses very high frequency sound waves to create an image of part of the body.

它使用的甚高频声波，以创造一个形象的身体部分。

Ultrasonic technology is based on high-frequency sensors to measure the sound.

超声波技术是根据高频率的声音感应来测量的。

Donghe has successfully developed the technology of automatic switching frequency to sound source, which has filled in the blank of domestic ultrasonic trade technology and products Its products are applied to lots of trades, such as electron, machinery, automobile, aviation, national defense weapon, horologe, glass, fiber, optics, jewellery, axletree, etc.

产品广泛应用于电子、机械、汽车、航空、国防武器、钟表、玻璃、化纤、光学、珠宝、轴承等行业。

A prenatal ultrasound test uses high-frequency sound waves, inaudible to the human ear.....

对胎儿的超声波运用高频声波，人类是听不到的。。。。。。

The minimum coefficient of nonlinear and intermodulation distortion, precision, stability and range of frequency are limited only by quality of the used sound card.

最低系数的非线性和互调失真，精确，稳定和一系列的频率是有限的，只有高质量的用於声卡。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐