在管乐器中,长笛的发音不借助于哨片或号嘴,而是依靠嘴唇向乐器管口尖锐的吹口处(即:边棱)吹气,发音相对特殊,因此被称为边棱音乐器。长笛具体的发音原理是:演奏时气流通过边棱被分为两股,形成上下两列分离的涡漩,这时涡漩之间出现了空吸现象。由于管口的压强低于大气压而使两 In wind instruments, the flute is not pronounced with a reed or mouthpiece, but by the lips blowing into the sharp mouthpiece (ie: edge) of the mouthpiece of the instrument with a relatively pronounced sound and is therefore called an edge music instrument. Flute specific pronunciation principle is: playing through the edge of the air flow is divided into two shares, the formation of upper and lower two separate vortex, then vortex appeared empty phenomenon. Due to the nozzle pressure is lower than the atmospheric pressure to make two