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2024-10-13常言道，东面大树好乘凉。... -
2024-10-12金属与所处环境介质再次发生化学、电化学或物理的起到，引发金属的变质和结构的毁坏，称作金属腐蚀。...
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2024-10-12Ford has quietly scrapped a project to develop driving seats that can detect hea......
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2024-10-12Apple certainly seems committed to the idea that bigger is better.苹果（Apple）或许要求将......
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2024-10-11英国《大自然》杂志近日在线公开发表的一项医学成果称之为，英国剑桥大学的科学家团队创建了长年平稳的人体胎盘“类器官”。...