GeneralElectricのインスタグラム(generalelectric) - 7月8日 03時46分
A natural gas #flame curtain covers the opening of a hydrogen filled furnace used for the heat treatment of metal alloys. The flames burn the oxygen in the air, preventing it from entering the furnace and igniting the hydrogen. #GE #industrial #research #manufacturing #metal
[BIHAKUEN]UVシールド(UVShield)
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2011/7/8