音高

As one of the leading prosodic features, the accent indicates an ascendence of the phonetic pitch and a lengthening of the temporal length.

音是最主要的韵律特征，音在声学上主要表现为音高的升高和时长的延长。

In this simple control system, the cyclic controls are transmitted from the servos to the flybar only and the main blade cyclic pitch is controlled by the flybar tilt only.

在这个简单的控制系统，循环控制传输从伺服到flybar只有和主要刀片循环音高是flybar倾斜只。

Also, if the improvisatory accompany is too high or too low, the time and power is not suitable, the music will no a tune and less the beauty of strewing and harmonious.

如若左手伴奏音高不当，时间不对，力度不足，又可能使整个音乐不够协调，缺少错落与和谐美。

Noteheads may be black (a circular or oval shape filled in) or white and are used on the staff to indicate pitch. The shape of noteheads has differed historically, as in plainchant.

符头可以是黑色的（圆）白色的，用在五线谱上以表明音高。符头的状在历史上有很多种，比如在单音歌颂中。