然而近代电子学对调谐的频率范围很宽的带通放大器提出很多要求.There is a great deal of demand in modern electronics, however, for bandpass amplifiers.频率是可以调谐的.It is accompanied by a tone.外腔反馈的激光二极管阵列 ( LDA ) 可获得窄线宽 、 可调谐的光谱输出.Linewidth - narrowed, tuna...

“调谐的”的英语可以翻译为：[计] tuned ...