the first ascent of Mount Everest首次攀登珠穆朗玛峰The top of Mount Everest is the most inaccessible place in the world.珠穆朗玛峰是世界上最难到达的地方.Climbing Mt. Everest is anything but a pleasure trip.登圣母峰绝不是一次轻松的旅途....
Formant: it uses the estimation of the overall shape of the spectrum's amplitude envelope.共振峰: 使用了对频谱的振幅包络线的大体形状所作的估计....parties competing across the political spectrum...政治纷争中的各党派However , the noise spectrum of the...