branch pipe〔名词〕叉管,支管详细»
branch pipe〔名词〕支管详细»
branch pipe〔名词〕歧管,套管,三通,支管详细»
branch pipe〔名词〕支管详细»
支管additional pipe;branch pipe详细»
支管branch pipe;branch tube;side neck;side tube;tap详细»
支管branch ducts;branch pipe;bypass详细»
支管branch pipe;side neck;side tube;sidetube详细»