Whistling Mesh

When a stream of water hits a rigid metal mesh within a range of angles, a whistling tone may be heard. Investigate how the properties of the mesh, stream and angle affect the characteristics of the sound produced.

    当水流在一定角度范围内撞击刚性金属网时，可能会听到类似的哨声。研究金属网格、水流和角度的参数如何影响声音的特性。