1·Binding to skip to next track.
跳到下一音轨的键绑定。
2·The paper introduced a new type of dump track for bottom dumping skip, and some issues need to be noticed in design are summarized.
介绍了一种新型的底卸式箕斗卸载曲轨，并总结了固定卸载曲轨设计中需注意的几个问题。