welding eonneetion的用法和樣例：
例句
- The early losing effectiveness causes of the superheater pipe welding joint were investigated and analysed.
針對某電廠(chǎng)異種鋼焊接接頭高溫早期失效的過(guò)熱器管件進(jìn)行了調查研究和失效分析。 - In order to fulfill requirements of welding quality,welding joints groove patterns and processing precision must be ensured.
為滿(mǎn)足焊接質(zhì)量的要求就必須保證焊接接頭坡口型式和加工精度。
