搜索 - 科创

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然而，驱动它的氦气压缩机则十分稀有且价格高昂。本工程用通用零件自制氦气压缩机搭配二手冷头，以较低成本实现大量液态空气的制备。整机可连续稳定运行，制冷量约 25 W @ −190 °C。

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