双阳接合器的英文

• jackshaft to jack adapter

• 双阳:    plug-to-plug adapter
• 接合器:    splicer; contact maker; conn ...
• 接合器:    adapter shifting coupling; adaptor; binding a liance; binding appliance; bonder; clasp; clutch; contact maker; jointer; jumper; splicer
• 配合器，接合器:    ducon
• t形接合器:    t junction