名词
中文翻译：焊接接头
同义词：
['welded connection', 'welded joint']
例句：
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1.The welded fittings on the pipe were damaged during installation.
管道上的焊接接头在安装过程中受损。
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2. The engineer used a special welding technique to strengthen the structure.
工程师使用一种特殊的焊接技术来加固结构。
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3.Welded fittings are essential for connecting pipes together in industrial applications.
在工业应用中，焊接接头是连接管道所必需的。