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- According to the limitation and the stability of the speech pitch, the LV-AMDF method was improved, and an adaptive speech pitch determination method was proposed. 摘要根据语音信号的基音周期范围有限和周期相对稳定的特点，改进了可变长平均幅度差函数法(LV-AMDF)，提出一种自适应幅度差法检测基音周期。
- She has keyed the piano up to concert pitch. 她已经把钢琴的音调升到音乐会的音高标准。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- The coach built the team up to a fighting pitch. 教练使全队振作起来，准备一搏。
- The pitcher tends to pitch the ball too high. 这个投球手常把球掷得过高。
- They that touch pitch will be defiled. 近墨者黑。
- We planned to pitch our camps in the mountains. 我们计划在山里扎营。
- The speaker brought the crowd to fever pitch. 演讲者激起群众高昂的情绪。
- People think this problem determination. 人们认为这个问题解决了。
- The fans rushed onto the pitch in an excited mob. 球迷群情激昂，一窝蜂涌进球场。
- Let's pitch out the troublemakers. 把这些捣乱分子赶出去。
- He confronted his pile of work with determination. 他很坚定地正视这一大堆工作。
- That's only an economy at fever pitch. 那只不过是种过热的经济而已。
- Our sales people need determination and drive. 我们的推销人员需要有决心和干劲。
- A high pitch that is lobbed to the batter. 击出高飞球一个过高的冲向击球员的高飞球
- The children were in a high pitch of excitement. 孩子们高度兴奋。
- Her voice dropped to a lower pitch. 她的声调低了下来。
- He assailed his studies with new determination. 他以崭新的决心从事研究工作。
- Touch pitch, and you will be defiled. 近朱者赤，近墨者黑。
- My father was a man of determination. 我父亲是一个果断的人。
