High-speed imaging reveals that the squeak of soft–rigid frictional interfaces, like sneakers sliding on a basketball court, arises from intersonic opening slip pulses—analogous to earthquake ruptures—that thin ridges on the rubber confine to repeat at a musical frequency.
6 August 2025ShareSave
，这一点在safew官方下载中也有详细论述
在2026年的就业市场中，人工智能不再是一个独立的行业，而是全方位赋能千行百业的底层生产要素 [23]。对于求职者而言，职业安全感的来源已从“掌握特定技能”转向“具备快速学习与跨界融合的能力” [43, 44]。
Its workings were considered as part of the Covid inquiry, and will be addressed in a report due to be published on 16 April.