- **过孔-焊盘间距** 即设置扇出导线的长度，这里的过孔-焊盘间距为空气间隙距离。 Ironically, Echoes of Knowledge has the princess herself officially becoming the leading protagonist inside a mainline match for The very first time since the debut in the sequence in 1986. - **向外和向内**：与向外类型生效的封装一样，其扇出方向为相邻焊盘依次一外一内。 Jonathan Holmes, writing for Destructoid... https://ferdinandk776icv9.izrablog.com/profile