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.
"A lot of people are speculating we're going to get a tremendous amount of money - it doesn't work like that," Paul said.
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"Your mind is all over the place," said her husband Kam Sangha. "You're thinking 'how can this happen in less than 24 hours?'，更多细节参见WPS官方版本下载
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