另一名美国官员称,许多企业此前通过第三国供应商间接采购钪,但中国要求许可证申请人申报最终用户,这使外绕路径受到掣肘。“我们的判断是,中国正有针对性地对半导体行业施加压力。”该官员说。
這可能會降低去年特朗普宣布大規模「解放日」關稅時所造成的經濟動盪,也讓其他國家有更多時間準備回應。
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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.
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Ongoing improvements of our rendering infrastructure will help ensure that that is the case.
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