声学

The most important acoustical property is the sound insulating or absorbing quality of the material.

最重要的声学特性是隔音或吸音材料的质量。

The sound system is made up of 3 primary parts: Acoustical, Electrical and Operational.

音响系统并不是一堆电子设备的串接，它涉及到三个相关的领域：声学，电子，操作。

The acoustical and communications engineer is concerned with the generation, transmission, and absorption of sound

声学和通信工程人员研究的问题涉及声音的产生、传播和吸收等。

It is called"acoustical experiment".

这个实验称为"声学实验"。

In the text, the relation between different kinds of acoustical parameters of ultrasonic wave and concrete quality will be discussed as well.

讨论了超声波的各种声学参数与混凝土质量的关系。

"Creating superior acoustical products through research and innovation".

通过我们的研究和创新，创造出优异的声学产品

Do we need a measurement box and other acoustical shielding ?

我们需要测量箱子和其他声学屏蔽条件吗？

At the same time, the company has one group of specialized construction technique personnel, has the rich experience in the acoustical design and the construction aspect.

同时，公司拥有一批专业的施工技术人员，在声学设计与施工方面有着丰富的经验。

Doors need to be designed so as to be acoustically "sealed" when closed.

门需要进行设计，以具有声学"密封"时关闭。

You may ask why you need acoustic treatment at all, since few people listening to your music will be in a room that is acoustically treated.

您可能会问，为什么你需要在所有声学处理，因为很少人听音乐的将是在一个房间里是听觉治疗。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。