前: front盔: helmet; headpiece前馈: feed forward; feed-forward=feedforward; front feed前眶: anterior orbit前馈补偿: feedforward compensation前框线: front frame line前馈程序控制: feed forward program control前框: cabinet-mask; front rail前馈程序控制器: feed forward program controller前款规定: the provisions of the preceding paragraph前馈促进: feedforward stimulation前宽: cross front