Correct

凸缘

/ tū yuán /
Strokes

Definition

flange

Example

As a Noun

flange

1
Jiētóu
接头
yuán
凸缘

joint flange

2
Huánzhuàng
环状
yuán
凸缘

collar flange

3
Guǎn
yuán
凸缘

pipe flange