An inorganic heat-resistant insulating film (32) is formed on at least a part of a surface of the dust core (31) which faces a winding wire (12).

在压粉磁心(31)中的与线圈(12)对向的面的至少一部分上，形成有无机类的耐热绝缘被膜(32)。

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However, X-rays emanating from the galactic core can penetrate the veil of gas and dust.

BBC: Black holes on collision course

If your partner is a hard-core Giants football fan, for example, rather than team paraphernalia that will likely collect dust, she suggests buying tickets to a game.

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