The relationship between sound transmission and environmental adaptation of Lipotes vexillifer in captivity was preliminarily studied.
初步探讨了人工饲养条件下白鱀豚声音传播与环境适应的关系。
The results show that wind and the sound speed profile have little influence on air-to-water sound transmission.
结果表明：空气中风速剖面和声速剖面对空气中声传播有很大影响，但对于透射进入水中的声波影响很小。
Active noise control technology has recently been used to increase the sound transmission loss of double wall structures.
噪声主动控制技术目前已用增加双隔板结构对声音进行衰减。
Remingtonocetids show evolution of balance organs and the sound transmission mechanism in the direction of modern cetaceans.
雷明顿鲸类的平衡觉器官和声音传导机制已经表现出向现代鲸类方向演化的趋势。
The research on air-to-water sound transmission is essential for designing underwater acoustic system to detect airborne target.
设计良好的水下对空声探测系统，需要深入理解空气声波透射入水规律。
B ultrasonography showed a tumor with low reflection and strong sound transmission in diffuse lymphocytic infiltrative pseudotumor.
弥漫性淋巴细胞浸润型炎性假瘤：B超检查显示眶内肿物为低回声、透声性强的占位性病变；
Through testing on muffler on a certain motor, the paper evaluates the static performance of sound transmission loss of the muffler.
通过对某种发动机使用的消声器进行测试，对消声器的静态传声损失性能作出评价。
From the point of the view of the communication theory, the ocean, as the media of sound transmission, is called to be underwater sound channel.
海洋作为水下声波传播的介质，从通信论的观点来看，海洋就是声信道。
With the increasing application of double panel structure in engineering, people pay more and more attention to its sound transmission performance.
随着双层板结构在工程中的广泛应用，其声透射性能也得到越来越多的关注。
Tough PVB film can well damp sound waves and enable insulated glass effectively hinder sound transmission and definitely lower environmental noise.
韧质材质的PV B膜对声波有很好的阻尼作用，使夹胶玻璃能有效阻挡声音的传播，明显的降低外界环境噪音。
The position of minimum values on the sound transmission loss curve varies with the changes made on plate thickness and the moment of inertia of stiffeners.
板厚或肋骨惯性矩的变化会引起结构传声损失曲线上隔声低谷位置的变化；
In this paper, a model of statistical energy analysis is used to study sound transmission loss of the aircraft cabin, and predict the sound field in the cabin.
文章建立了飞机壁板隔声的统计能量分析模型，研究了外部声场激励和振动激励通过飞机壁板的隔声量，预测了飞机舱室内的声场分布。
The utility model relates to a stone stability monitoring technique, especially a portable stone stability sound transmission continuous monitoring instrument.
本实用新型涉及岩体稳定性监测技术，特别是一种便携式岩体稳定性声发射连续监测仪。
Using the matrix assembly method, these acoustic equations can be composed a universal program with a general format for sound transmission in insulating glass.
根据所建立的声学方程，通过矩阵组装方法来进行中空玻璃声透射问题的研究。
The mechanism of the produce of target noise, its transmission characteristics in air and several main factors that influence the sound transmission are analyzed.
分析了低空目标声源的产生机理、目标辐射噪声在大气中的传播特性以及影响其传播的几个主要因素。
The relationship between sound transmission, signal type, signal parameter and environmental adaptation of Lipotes vexillifer in captivity was preliminarily studied.
本文报道了人工饲养条件下白鱀豚的发声、发声信号的类型和信号参数及其与环境适应的关系。
Tympanic membrane perforations are common sequelae of middle ear disease. Sound transmission through middle ears with tympanic membrane perforations is not well understood.
鼓膜穿孔是一种非常普遍的中耳疾病，其对人中耳传声的影响并没有得到很全面的研究。
So, it is important to study on the regularity of sound transmission in bus cavity and identify the major noise source and investigate the efficient corrective to control noise.
因此，研究客车车内声传递规律，识别主要噪声源，进一步研究有效的噪声控制措施具有重要意义。
In this paper, infrared wireless communication is generally described. The problem wanted to pay attention to and the material of the infrared sound transmission system is presented.
本文描叙了红外无线通讯，并提出了红外传输系统设计中应注意的问题。
Prof Dr Sennheiser, to give him his correct title, had a huge influence in the development of sound transmission, with his company's offerings considered among the best in the world.
叫他教授森海塞尔博士也许更合适，他的公司在音频传输领域有着巨大的影响力。森海塞尔的产品在业内被认为是最好的。
Through the medium of television image, color, light, sound, music etc. transmission symbols to create a virtual human world.
通过电视媒介形象、色彩、光线、声音、音乐等传输符号来创建一个虚拟的人类世界。
Added sound events for gears shifting, operation of the suspension and the transmission.
增加了齿轮变速，悬挂和传动装置的声音事件。
Sound judgment of the load transmission relation between them by internal force analysis for correct reinforcement design.
通过内力计算，明确两者之间力的传递关系是正确进行配筋设计的基础。
Among the many types of multimedia products, the transmission and copy of document images are easier, but in many cases often document images have higher value than natural images, sound, video, etc.
在众多类型的多媒体产品中，文档图像在许多情况下往往比自然图像、声音、视频等具有更高的价值，但是又更加容易被传播和拷贝。
The liquid causes variable degrees of hearing loss by impairing the transmission of sound through to the inner ear.
由于影响声音传导到内耳，这种积液就会导致不同程度的听力下降。
And then the process of perceived sound is described. The gist of audio location, Head Related Transfer Function (HRTF) which is the focus of transmission principle is introduced.
接着描述了人类感知声音的过程，介绍了音频定位的依据，引入双耳听觉传输原理的核心部分——头部相关传输函数(HRTF)。
And then the process of perceived sound is described. The gist of audio location, Head Related Transfer Function (HRTF) which is the focus of transmission principle is introduced.
接着描述了人类感知声音的过程，介绍了音频定位的依据，引入双耳听觉传输原理的核心部分——头部相关传输函数(HRTF)。
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