sum of weights += candidate.weight
随着货运列车的启动，布达佩斯—贝尔格莱德铁路在匈牙利一侧从长期施工与测试阶段逐步过渡到实际运营阶段，被视为这一大型基础设施项目的关键节点。 在后续几周和几个月中，货运运营的稳定性和安全性将成为检验这一高额投资项目成效的重要标尺，而客运业务何时正式开通、票价最终如何确定，也将继续成为匈塞两国公众与政界关注的焦点。，更多细节参见旺商聊官方下载
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Chip giant Nvidia has reported record annual revenue of $215.9bn (£159.1bn), despite a wave of investor scepticism about the massive amounts of money being spent on artificial intelligence (AI) technology.