事实上，这个设备代表了第一个低成本测量音响频率的方法。
In fact, this instrument represented the first low-cost method of measuring audio frequencies.
当每个音响单元的底座开始振动，上面各式的玻璃元件就会把这些振动传送，而在这个过程中每个元件就会产生不同频率的声音。
The units at the base of each speaker vibrate, and these vibrations are then transmitted through the various glass elements above, each of which produces different frequencies of sound.
国家用于人民防空通信的专用频率和防空警报音响信号，任何组织或者个人不得占用、混同。
No organizations or individuals may use the same frequency or the same acoustic signals as those specially used by the State for civil air defense communications or air defense warning.
详细信息：高传输功率，工作频率宽，性能问题。适用于电话机、真机、CD、VD音响设备中。
Audio transformer: Large transmission power, wide frequency range, stable performance. Used for telephone, fax machine, VCD, DVD, and audio etc.
在音响设备中出现的振荡频率极低的低频振荡，常因放大系统的正反馈回路引起。
In audio, a very low frequency oscillation often resulting from a positive feedback path in an amplifier system.
如在多声部音乐萌芽时期除了应用八度音程以外，人们只采用频率比数最简单的，即音响最协和的纯五度与纯四度音程；
Such as at the beginning periods of several-department music, people always adopt to the the most simple frequency or the purest perfcet fourth and fifth interval.
这些简正力量泛音将共鸣定子结构的自然频率共振方式如此导致音响噪声。
Harmonics of these normal forces will resonate the natural frequency resonant modes of the stator structure so producing acoustic noise.
带红外线遥控，可对音响和各种音柱任意遥控设置音量、地址码、频率。
With the infrared remote control, it can set the volume, address code, frequency for the various column loudspeakers willful remote control of the sound.
针对一个汽车音响收音数字调谐系统的实例，介绍了一种广播用双波段锁相环频率合成芯片的设计方法。
The phase locked loop (PLL) frequency synthesizer for digital tuning system(DTS), which is used in DTS of car radio receiver, is presented.
耳机低频延伸：指音响器材所能重放的最低频率，是用于测定在重放低音时音响系统或音箱所能下潜到什么程度的尺度。
The low frequency sound equipment to replay, is used for the determination of the replay bass sound system or a speaker can dive to what extent the scale.
耳机低频延伸：指音响器材所能重放的最低频率，是用于测定在重放低音时音响系统或音箱所能下潜到什么程度的尺度。
The low frequency sound equipment to replay, is used for the determination of the replay bass sound system or a speaker can dive to what extent the scale.
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