短語(yǔ)詞組短語(yǔ)pinch upper roll 上夾輥pinch under roll 下夾輥pinch -roll for determining length 定尺夾送輥Pinch roll gap 夾送輥縫pinch roll leveller 張拉輥矯直機(jī)top pinch roll 上夾送輥web pinch roll 言帶夾送輥;腰帶夾送輥Lower pinch roll 下夾送輥Pinch roll carrier arm 夾送輥托架臂 返回 pinch roll