名词
中文翻译：焊接区域
同义词：
['weld spot', 'weld zone', 'welding area']
例句：
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1. The weld zone is wherethe metal is joined together during the welding process.
焊接区是金属在焊接过程中被连接在一起的地方。
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2. The weld zone needs to be inspected forany defects before it can be used inconstruction.
焊接区在用于建筑之前需要进行检查，以确保没有缺陷。
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3. Theweld zone was madeusing a special type of welding rod.
焊接区是由一种特殊的焊条制成的。