短語(yǔ)詞組短語(yǔ)inlet lag crank angle 進(jìn)氣滯後角lag angle of phase 滯後相角phase lag angle 相位滯後角flow lag angle 汽流落後角lag angle of 滯後角的mini lag angle 小滯後角的machinery lag angle 機(jī)械振動(dòng)滯後角hysteretic lag angle 磁滯角 返回 lag angle