Random pulse width modulation technique can be used to distribute voltage harmonics over a wide frequency range and to realize the reduction of acoustic noise and vibration.

随机脉宽调制技术可以使逆变器输出电压的谐波成分均匀地分布在一个较宽的频率范围内，达到抑制噪声和机械振动的目的。

youdao

Also the filter has a wide frequency bandwidth.

该滤波器有很宽的带宽。

youdao

The high accuracy can be obtained by the method in wide frequency band.

此测量方法可以在一个较宽的频率范围内，获得较高的测量精度。

youdao

Unfortunately, no one is really sure what causes materials to absorb microwaves over too wide a frequency.

ECONOMIST: MONITOR

Sure, other companies had given away product before to win customers, but the convention was to cast as wide a net as possible rather than to focus on the frequency of exposure to the product.

FORBES: How Food Companies Carry Out Sensory Consumer Research On Kids And Babies

Furthermore, the LightSpeaker's 2.5-inch wide dispersion driver uses digital signal processing to optimize high- and low-frequency output for a full spectrum of sound.

ENGADGET: Klipsch LightSpeaker makes whole home audio as simple as screwing in a light bulb (hands-on)