您要查找的是不是：
- speech formant frequency 共振峰频率
- According to the formant frequency of speech signal, the striations are existed in their spectrograms. 在办公室的环境里，存在冷气或电风扇运转的背景环境噪音；
- The fundamental frequency F0 and formant frequencies F1,F2,F3 are increased as increasing of the SPL of speech. 元音的基频F_O和共振峰,特别是F_1、F_2,随总声级的提高而提高,在相同坐标下所绘元音三角图平移并加大;
- Formant frequency, bandwidth and pitch are chosen as voice character parameters while formant synthesis method is used to create converted voice. 本系统选择共振峰频率和带宽及基音周期等声音特征参数，分别使用LPC求根法和自相关法提取这些特征参数。
- Results: The second formant frequencies have significant difference.Broadband sonogram and narrow sonogram show difference too. 结果：二者第2共振峰频率差别有显著意义，宽带和窄带语图显示前者优于后者。
- Keywords Cleft palate Objective evaluation of speech Formant Vowel; 腭裂;语音客观评价;共振峰;元音;
- Research on the Difference of Twins'Voice Formant Frequency 双胞胎语音共振峰频率特性的差异性研究
- A few jokes will add a final fillip to your speech. 几句笑话会给你的演说添些生气。
- He's a fervent believer in free speech. 他是言论自由的强烈信仰者。
- I had to give a speech to the press club. 我得向记者俱乐部发表演说。
- May I prevail on you to make a speech after dinner. 可以请你在用餐後讲几句话吗。
- His speech disrupted the meeting. 他的讲演使会场陷入混乱。
- Her speech in Parliament was falsified by the newspapers. 她在议会里的发言被报纸歪曲了。
- She gave vent to her indignation in a fiery speech. 她在一篇激烈的演说中发泄怒气。
- She sounded a note of warning in her speech. 她在讲话中表示要引起警惕。
- He ended his speech with a merry quip. 他以十分风趣的话结束了演讲。
- He made an impassioned speech in our school. 他在我们学校做了一次慷慨激昂的演讲。
- The speaker will soon wind up his speech. 演说者就要结束他的讲话了。
- He varied the transmission frequency. 他变换了无线电传送的频率。
- Prof. Smith give a crisp speech yesterday. 昨天，史密斯教授作了一个简明扼要的讲话。
