resin duct meaning in English

尸道
树脂道
树脂囊

They are usually secreted by special cells into long resin ducts or canals
树脂通常隐藏在特定的细胞中，这些细胞形成长的树脂道或树脂管。
Specification for contact molded fiberglass glass - fiber - reinforced thermosetting - resin duct and hoods
接触压模制玻璃纤维增强热固性树脂管和护罩规范
Standard specification for contact molded " fiberglass " glass fiber reinforced thermosetting resin duct and hoods
接触模压制玻璃纤维增强热固性树脂管和防护罩标准规范