Марина Совина (ночной редактор)
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.
，这一点在91视频中也有详细论述
What this means for home buyers
中国商务部日前发布公告，决定将20家参与提升日本军事实力的实体列入出口管制管控名单，同时将20家无法核实两用物项最终用户、最终用途的日本实体列入关注名单。中方此举旨在维护国家安全和利益、履行防扩散等国际义务，制止日本“再军事化”和拥核企图，完全正当、合理、合法，彰显了法治精神与负责任大国担当。