短语词组短語Cut -Back k Asphalt 油溶瀝青CUT -BACK ASPHALT MC-2 快乾塗料柏油MCSlow Curing Cut -Back Asphalt SC 慢凝油溶瀝青medium -curing cut-back asphalt 中凝輕制瀝青CUT BACK ASPHALT MC -70 快乾塗料柏油MC 返回 cut-back asphalt