调音器和节拍器

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.

更新说明：

Each score remembers its own BPM settings.