Aluminium alloy is a kind of cosine gate with a cosine function.
724ee4e7-840b-4e43-b112-3017a034bd97
added on June 2, 2026 at 09:21
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Aluminium alloy is a kind of cosine gate with a cosine function.
724ee4e7-840b-4e43-b112-3017a034bd97
added on June 2, 2026 at 09:21
