短語詞組短語Feed auger pitch layout 喂料絞龍螺距布置irregular feed pitch 不規(guī)則坡度Feed and thread pitch 進給及螺紋pitch feed 導孔間距;瀝青進料feed forward program controller pitch 傳動導孔距離feed screw with changing pitch 變螺距供送螺桿 返回 feed pitch