多孔管

perforated pipe〔名词〕穿孔管详细»

perforated pipe〔名词〕有眼管,穿孔管,花管详细»

perforated pipe〔名词〕多孔管,筛眼管详细»

perforated pipe〔名词〕多孔管,冲孔管;n.穿孔器详细»

perforated pipe〔名词〕有眼管,穿孔管,花管详细»

perforated pipe〔名词〕多孔管详细»

perforated pipe〔名词〕多孔管,穿孔管,筛眼管详细»

perforated pipe穿孔管道详细»

多孔管〔名词〕antipriming pipe详细»

多孔管perforated pipe详细»

多孔管perforated pipe详细»

多孔管perforated pipe详细»

多孔管perforated tube详细»

多孔管antipriming pipe详细»

多孔管perforated pipe详细»