主辅龙骨一套悬浮式运动地面系统,具备优良的运动弹性、均匀吸震性、耐用维护简单的特点,并克服了实木地板因单体收缩龙骨容易旋转变形的不足,具有良好的稳定性.

　　The main and auxiliary keel of a suspension type sports ground system, with excellent elasticity, uniform motion shock absorption, durable and simple, and overcomes the defects of solid wood flooring due to lack of monomer contraction easy rotation deformation of the keel, with good stability.