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1.The process of water vapour arc welding is complex and requires precise control.
水蒸气弧焊过程复杂且需要精确控制。
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2. In this case, the use of water vapour arc welding technology is essential for achieving high-quality results.
在这种情况下，使用水蒸气弧焊技术对于获得高质量结果至关重要。
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3. The engineers carefully monitored the water vapour arc welding process to ensure that the joint was strong and durable.
工程师们仔细监控了水蒸气弧焊过程，以确保焊缝牢固耐用。