短語詞組短語plastic coated tubing 塑料涂層油管clear plastic tubing 透明塑料管soft PCV plastic tubing 軟PVC塑料管plastic -lined tubing 塑料襯里油管Plastic tubing for construction 建筑用塑料管材Corrugated Plastic Tubing 配用plastic tubing particles 塑料管微粒flexible plastic tubing 彈性塑料管 返回 plastic tubing