sansuso yongjeopgi
oxyhydrogen welder
soudage à l'oxyhydrogène
산수소 용접기를 사용하여 금속을 연결했습니다.
sansuso yongjeobgireul sayonghayeo geumsogeul yeongyeolhaessseubnida.
I connected the metal using the oxyhydrogen welder.
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