短語詞組短語conveying g belt 傳送帶Conveying belt material 傳送帶材料round tube conveying belt 圓琯輸送帶conveying belt joint 輸送帶接頭deviation of conveying belt 運輸帶跑偏Magnetic conveying belt 磁性運輸帶enclosed conveying belt conveyor 密閉輸送帶式輸送機PAPER CONVEYING BELT 輸紙皮帶coal conveying belt 給煤皮帶 返回 conveying belt