track flagtrack follower磁道: magnetic track; track跟随: follow; go after器: implement; utensil; ware动态磁道跟随: dynamic track following跟随器: voltage follower下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:磁道跟随器，即可在微信中查询翻译
