封闭端 blind end ; closed end ; Capped Ends ; closed termination

闭端式基金 closed-end fund ; closed-end funds

闭端研磨 Closed and ground

闭端端子 end wire connector

封闭端盖 closed end cap

闭端槽 enclosed slot

高点继电器常闭端 NC

闭端孔隙 dead-end pore

闭端管状针 closed-end needle