attenuation pad

常見例句

If the drums will be hit medium to hard, you'll usually want to enable the mic's built-in attenuation ("pad") switch. This helps minimize the chance of distortion.
如果鼓被越來越有力度的擊打，我們經(jīng)常會(huì)希望把麥克內(nèi)置的衰減開關(guān)打開，這樣會(huì)幫助減少失真的機(jī)會(huì)。
blog.sina.com.cn
To accomplish the design goals it was necessary to use a 2nd order electrical filter for the high pass section, with an "l-pad" for attenuation because of the different sensitivities of the drivers.
由于高音喇叭和低音喇叭有不同的靈敏度，為了達(dá)到統(tǒng)一的目的，就需要一個(gè)起衰減作用的2階高通濾波器。