feed on用 ... 喂养； 靠吃 ... 过活； 以 ... 为能源feedvt.喂养；饲养；靠 ... 为生；向 ... 提供vi.吃饲料；进餐n.一餐；饲料；饲养feeding transmission system进给传动系统feed-forward and feedback前馈-反馈feedforward arithmetic unit前馈算术单元feed rock shaft screw centre牙档主头螺丝feed rock shaft screw center送布摆轴螺旋中心feedwater pump steam turbine给水泵汽轮机Feed from land in conversion土地饲料转化feedstuff processing machine饲料加工机械feed-forward network model前馈网络模型Feed tetraploid black locust四倍体刺槐