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The silver (blue) attached on to the copper (red) and begins to spread out around the copper. However, it becomes clear as the silver spreads that the...
銀（青色）が銅（赤色）に付着し、銅の周りに広がっていきます。その際、銀が、核となる銅の「四隅」に当た...
3D Glass Printer creating the OIST logo ...
3DガラスプリンターでOISTロゴを作製 ...
Paddle boat ...
