工業分野や貴金属を扱う際に使えそうな映像ですね
How a gold chain is made
— Science girl (@gunsnrosesgirl3) August 21, 2024
pic.twitter.com/AGXEW3wvXY
How a gold chain is made
— Science girl (@gunsnrosesgirl3) August 21, 2024
pic.twitter.com/AGXEW3wvXY
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