draft tube〔名词〕抽风管详细»
draft tube〔名词〕尾水管,吸出管,泄水箱详细»
draft tube〔名词〕通风管详细»
draft tube〔名词〕通风管详细»
draft tube〔名词〕通风管详细»
draft tube〔名词〕通风管详细»
draft tube〔名词〕通风管详细»
draft tube〔名词〕进气管详细»
draft tube〔名词〕吸出管详细»
引流管〔名词〕draft tube,draft-tube详细»
引流管draft tube rubber drainage tube详细»
引流管drain;drainage tub;drainage tube;drainagetub;drainagetube详细»