管浪指当浪的力度和地形条件足够时形成的管状的浪如果管的空间够大时冲浪者可以在此空间内冲浪见下图
A tube wave refers to a tubular wave formed when the wave force and terrain conditions are sufficient. If the space in the tube is large enough, surfers can surf within this space. See the picture below
以上为机器翻译结果，长、整句建议使用 人工翻译 。