鹅颈式管接头, 弯颈管接头的英文

swanneck union

• 鹅:    goose
• 颈:    neck
• 式:    type; style
• 管接头:    union joint; nozzl ...
• 弯:    curved; bent; croo ...
• 管:    pipe; tube
• 接头:    connect; join; joi ...