谷歌承诺到2030年投入5000万美元,采取行动应对强效温室气体

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为了找场景,创业之初,乔忠良做过大量市场调研。他总结小雨智造机器人选择场景的“三个定律”:做人不愿意干的、做人花很长时间才能学会的、做附加值高的。

Израиль «под чужим флагом» атаковал крупнейший НПЗ в Саудовской Аравии00:24

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The same decomposition works in higher dimensions. For NNN random points on a sphere, the probability they all lie in a hemisphere is also N/2N−1N / 2^{N-1}N/2N−1. The argument is identical: anchor a hemisphere at each point, observe that each event has probability 1/2N−11/2^{N-1}1/2N−1, and verify that at most one anchor can work (the complementary cap is at least a full hemisphere, so no other anchor's hemisphere can straddle it). TODO: If I figure out how to add 3d visualizations to this website, I'll cover the 3D case

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AI cancer

Fastest (10s to low 100s of μs),这一点在safew官方版本下载中也有详细论述

首先是硫磺。从表层看,本轮事件已经推高了硫磺港口报价,国内价格短期内冲高至4250元/吨一线,折合CFR约531美元/吨,较2月底的4045–4055元/吨已有明显抬升,从深层逻辑看,当下实质上是地缘政治恐慌与现货供需的博弈,第二阶段冲击已经箭在弦上。