名词
中文翻译：但焊接头
同义词：
['butt welded joint', 'buttwelded connection', 'butt welded seam']
例句：
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1. The engineer used a butt-welded joint to connect the two beams.
工程师使用一个但焊接头将两根梁连接起来。
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2. The butt-welded joint was strong enough to withstand the weight of the truck.
这个但焊接头足够坚固，能够承受卡车的重量。
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3. The butt-welded jointwas visible through the metal surface.
但焊接头在金属表面是可见的。