【化】 distance tube

隔離的英語翻譯：

insulate; quarantine; close off; keep apart; segregate; insulation
【計】 buffering; shielding
【醫(yī)】 detention; isolate; isolation; segregation; sequester; sequestration

套管的英語翻譯：

bushing; cannula; casing; sleeve; thimble
【化】 annular tubes; double pipe; double tube; liner; sleeve
【醫(yī)】 cannula; canula; casing