名词
中文翻译：密封焊接
同义词：
['sealant', 'sealing joint', 'welding seam']
例句：
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1.The engineer used a special sealing weld to fix the leaky pipe.
工程师使用一种特殊的密封焊接来固定漏水的管道。
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2. The construction crew was working on a project that required a precise sealing weld.
施工队伍正在一个项目中工作，这个项目需要精确的密封焊接。
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3.The welder had to make sure the sealing weld was strong enough to withstand the pressure.
焊工必须确保密封焊接足够坚固，能够承受压力。