1) loudspeaker source
扬声器声源
1.
Base on the analysis of the national standards on field sound insulation measurement using loudspeaker source,an improved method which put a sound source at several points instead of a single point is proposed.
通过对现行国家标准关于隔声现场测量中扬声器声源法的分析,提出扬声器声源多点放置隔声现场测量的改进方案。
4) active loudspeaker system
有源扬声器系统
5) audio beam loudspeaker
声束扬声器
1.
A structure design scheme of audio directional polyvinylidene fluoride(PVDF)film transducer with tunable resonance frequency is proposed to solve one of the key technical problemsie low output powers in audio beam loudspeaker research.
提出了一种谐振频率可调的聚偏二氟乙烯(PVDF)膜声频定向换能器的结构设计方案,用以解决困扰声束扬声器输出功率低的问题,并通过理论研究给出了该类换能器主要设计参数的理论计算公式。
2.
A novel audio beam loudspeaker is fabricated by utilizing the nonlinear propagation effects of ultrasonic in the air to generate audible high directivity sound.
利用空气中超声波非线性传播效应制作一种可产生高指向性可听声的新型声束扬声器。
3.
A novel audio beam loudspeaker which based on nonlinear propagation effects of ultrasonic in the air to generate audible sound with high directivity is presented.
提出了一种利用空气中超声波非线性传播效应制作的、可产生高指向性可听声的新型声束扬声器。
6) loudspeaker
[英][,laʊd'spi:kə(r)] [美]['laud'spikɚ]
扬声器
1.
Analysis of nonlinear behaviour of loudspeakers using Hilbert-Huang transform;
扬声器非线性特性的Hilbert-Huang变换分析
2.
Characteristics of self filter-wave of loudspeakers and improvement of distortion of D kind of power amplification;
扬声器的自滤波特性与D类功放失真的改善
3.
Design of Loudspeaker Power Test System Based on Virtual Instrument;
基于虚拟仪器的扬声器功率试验系统设计
补充资料：内置扬声器
内置扬声器即指掌上电脑内置喇叭，用户不仅可以通过耳机插孔来听PDA发出的声音，同时也可以通过内置扬声器来实现。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条