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.
"Content-Type": "application/json"
，这一点在Line官方版本下载中也有详细论述
In practice, this means:
15:57, 27 февраля 2026Из жизни