串点焊 串联点焊 单边多极点焊 单面点焊 单面多点点焊 连续点焊
Series spot welding, tandem spot welding, single-sided multi-pole spot welding, single-sided spot welding, single-sided multi-point spot welding, continuous spot welding
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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