Peculiarities and mechanism of propeller singing are described based on results of acoustic measurements and vibration excitation tests of a Marine propeller.
本文根据某船螺旋桨的噪声测量和激振试验结果，描述了螺旋桨鸣音的特点和产生鸣音的机理。
Singing language is particular about studying for breath's control and use, sound vibration, enunciation and the like.
歌唱语言有气息的运用和控制、声音共鸣以及吐字、咬字等方面的讲究。
应用推荐