"title": item.title,
Note that IDW often includes a variable exponent that is applied to the distance before taking the inverse. For a given distance , the weight of the candidate becomes:
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A device based on light-confining materials can modify superconductivity using quantum fluctuations, without the need for external illumination.
据悉，这项技术通过飞秒激光在玻璃内部刻写体素（voxel）结构，实现高密度、低能耗且可保存上万年的数据存储能力。