特殊用法abdominal limb1.【动】腹肢following limb1.【天】跟踪边缘forehearth limb1.通路分支,支通路,作业分路horizontallimb1.水平度盘myoelectriclimb1.肌电臂precedinglimb1.【天】前导边缘rising limb1.【水】涨水段vertical limb1.垂直度盘limb of electro-magnet1.电磁铁心