bell and spigot

航海及海运专业词汇英语... ... bell-and-spigot joint 套筒接合 bell-and-spigot 套筒接头 bell-and-whistle buoy 钟响呜笛浮标 ...

... bell and plain end joint 平接 bell-and-spigot 套接 bell-and-spigot joint 承插式接头，钟口接头；(管子的)套筒结合 ...