// 步骤3：从后往前遍历数组（反向遍历更易理解，每个元素只入栈/出栈一次）
中科第五纪创建于2024年9月，成立一年出头便拿下宇树等多家知名企业客户。提及接订单的方法论，刘年丰说，现在找客户不难，难的是供给——“每次拿大订单都要PK众多对手，给客户的场景做POC，经过数轮可靠性、鲁棒性和稳定性的测试，通过的才能留下。”
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匈牙利国家铁路公司（MÁV）首席执行官佐尔特·赫吉在社交媒体上宣布，重建后的150号铁路线上已经开始日常货运列车通行，并强调在恢复客运业务之前，必须通过真实货运运营来检验线路的各项技术与安全指标。 他表示，所有相关的测量和轨道测试结果均显示，该线路完全符合货运列车运行所需的基础设施条件及交通安全标准。
And while most of the people at the cemetery were buried with great care, two women were tossed in a ditch - one with her hands and feet tied. What had they done to deserve that?
"This was really an "oh my God" moment," says the scientist behind the findings, Dr Peter Fretwell at British Antarctic Survey, who has worked on Emperor penguins for 20 years.