短語詞組短語inlet lag crank angle 進(jìn)氣滯后角lag angle of phase 滯后相角phase lag angle 相位滯后角flow lag angle 汽流落后角lag angle of 滯后角的mini lag angle 小滯后角的machinery lag angle 機械振動滯后角hysteretic lag angle 磁滯角 返回 lag angle