溶よう接せつ部ぶ分ぶん

noun

welded part; weld zone

Refers to the physical area or section where welding has been performed, often in technical or industrial contexts.

• 溶よう接せつ部ぶ分ぶんの強きょう度どを試し験けんする。

  Test the strength of the welded part.

• 溶よう接せつ部ぶ分ぶんにひびが入はいっていた。

  There was a crack in the weld zone.