双面刃钢锯条double-side hacksaw blade
双导向式立柱double-side leader【建】
双面铜版纸double-side coated art printing paper
双面卧式精镗床double-side horizontal fine boring machine【机】
双面毛圈织物针织机double-side terry fabric knitting machine
双面double-side
双面锯double-side saw
双面压印模double-side coining die【机】