凸缘

 
[tū yuán]

凸缘的用法和样例:

例句

  1. 凸缘车轮或管道上突出的边、缘、肋条或环圈,用来增加物体强度、固定物体或使某一物体附着在另一物体上
    A protruding rim, edge, rib, or collar, as on a wheel or a pipe shaft, used to strengthen an object, hold it in place, or attach it to another object.
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