When the top head is struck the snares vibrate against the bottomhead producing a cracking sound.
当顶部的圈套击中头部震动对底部产生开裂音头。
2
Convenient range adjustment is set in manually operation. The whole machine adopts channel bottomhead for convenient carrying and maintenance.
手动调距，操作方便，整机采用通底盘、搬运维修方便。
3
Consider a floor Tom mounted in a standard vertical orientation: With a hardwood floor, when the player hits the drum the bottomhead vibrates sympathetically.