查询词典 loudspeaker

In the following figures, is sound source (e.g. a loudspeaker) emitting a note of 512 Hz continuously, and is a sound receiver (e.g. a human being).

下列图中，是一个长期发出512 Hz声调的声源，而是一个声音接收者。

Has now developed into a loudspeaker magnetic circuit system of professional matching accessories manufacturers.

公司现已发展成为扬声器磁路系统配件的专业配套厂家。

It is an ideal loudspeaker for ballroom, corporate events, house of worship, or live performance.

它适用于歌舞厅、社团活动、宗教活动或实况表演等场所至为理想，流动或固定安装均可。

It is an ideal loudspeaker for Ballroom, corporate, house of worship, or live performance.

它适用於歌舞厅、社团活动、宗教活动、或实况表演等场所至为理想，流动或固定安装均可。

It is an ideal loudspeaker for Ballroom, corporate, house of worship, or live performance.

它适用于歌舞厅、社团活动、宗教活动、或实况表演等场所至为理想，流动或固定安装均可。

It is an ideal loudspeaker for ballroom, corporate events, house of worship, or live performance.

它适用於歌舞厅、社团活动、宗教活动或实况表演等场所至为理想，流动或固定安装均可。

Nearly all serious loudspeaker designs have incorporated a crossover network.

几乎所有严肃的扬声器设计都会涉及分频网络。

Here, the large power voice circuit consisted of voice record/playback chip ISD1420, BTL power amplifier and loudspeaker. The single-chip computer received information from the main PLC and controled this part.

该环节利用语音存储/再生芯片ISD1420、BTL功率放大电路及扬声器构成大功率语音电路，由单片机根据主控PLC的命令进行发声控制。

At the Mohenjo-Daro Vimana-drome, as the passenger walks down the concourse, he hears the sweet, melodic sound of the announcer over the loudspeaker,砇 ama Airways flight number seven for Bali, Easter Island, Nazca, and Atlantis is now ready for boarding.

在摩亨佐达罗的飞行器基地上，乘客走下广场，听到了播音员由扬声器而来的旋律优美的声音，七号航线从巴厘岛，复活节岛，飞到纳兹卡，现在准备在亚特兰蒂斯降落。

At the Mohenjo-Daro Vimana-drome, as the passenger walks down the concourse, he hears the sweet, melodic sound of the announcer over the loudspeaker,砇 ama Airways flight number seven for Bali, Easter Island, Nazca, and Atlantis is now ready for boarding.

在马享佐达摩的飞行器基地上，乘客走下广场，听到了播音员由扬声器而来的旋律优美的声音，七号航线从巴厘岛，复活节岛，飞到纳兹卡，现在准备在亚特兰蒂斯降落。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。