电声的

This paper focuses on a pulsed electro-acoustic system used for measuring the space charge in sheet samples.

本文介绍了与日本学者联合制作的用于平板型试品的电声脉冲法即PEA法空间电荷测量系统。

The mobile phone speaker cover can not only protect the speaker, but also have an influence on the electroacoustic characteristics.

手机扬声器的面盖不仅起保护扬声器的作用，而且会对电声性能产生影响。

The principle of a transferring spark source and its critical components are introduced and the electroacoustic specifications of the source are also given.

介绍了用于井间地震的传输式电火花震源的工作原理及其关键部件，并给出了其电声技术参数。

Jiang Bin starts a delegate electroacoustic industry is highest the production of the blue tooth earphone of level.

2004年，姜滨启动代表电声行业最高水准的蓝牙耳机的生产。

It was found that the heteropolar space charges in composites were more than those in pure LDPE; Field-induced-thermally-ionization appeared in microcomposite obviously.

本文采用电声脉冲法(Pulsed-electro-acoustic Method， PEA)研究了纯LDPE、不同浓度的Nano-SiOx/ LDPE和Micro-SiO2/ LDPE复合材料等在中等直流电场下(5-20kV/mm)的空间电荷分布。

The invention also discloses a method for keeping flowers fresh with the electrolyzed functional water and a preparation method of the electrolyzed functional water.

本发明还公开了利用电生功能水保鲜鲜切花的方法和电声功能水的制备方法。

Based on the requirement of the multifunctional gymnasiums, this article expatiates theoretically and practically on the acoustic design.

本文既是根据现在多功能体育馆的使用要求，从理论、实践两方面介绍了体育馆的声学设计—包括建声设计和电声设计两方面。

Maintenance Engineering Department: the Department of the Company are Dongguan repair repair most varieties, strong technical force, large-scale repair department, in addition to maintaining the Company's products, but also the repair of Agilent, Tektronix, Fluke and other brands apparatus, such as wire, cable tester, transformer-type-specific tester, audio category dedicated tester, telephone, electric sound of category-specific tester, power supply tester category, plastics, metal factory measuring various categories (such as projector , the second million, three million).

维修工程部：本公司维修部是东莞市维修品种最多，技术力量雄厚，规模较大的维修部门，除维护本公司生产的产品外，同时也维修安捷伦、泰克、福禄克等各种品牌仪器，如电线、电缆专用测试仪，变压器类专用测试仪，音响类专用测试仪，电话、电声类专用测试仪，电源供应器类测试仪，塑胶、五金厂类各种量具（如投影仪、二次元、三次元）等。

A loud speaker is a device which can convert electrical signal to voice signal and whose trend of development will be a smaller size and a better timbre.

扬声器是一种把电信号转换成声音信号的电声器件，正朝着尺寸小、音质好的方向发展。

Precision lapping and dicing process for wafer , optical components, electroacoustics components, ceramic parts, diced by ITI / MTI dicing machine.

适合用高速自动切割机加工的晶片、光学器件、电声器件、陶瓷器件等特殊薄型材料的精密切片。

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。