Sports may seem like fun and games, but for robots, they are also a trial by fire. In a controlled lab environment, a bipedal robot might walk perfectly on a flat floor. Put that same robot on a cross ...

NANJING, April 25 (Xinhua) -- Move over, human athletes, and behold a futuristic "Robolympics". China's first-ever multi-sport games for AI-powered robots opened Friday in the eastern city of Wuxi, ...

2025年4月24日，现代汽车正式发布中期改款Ioniq 6，全新“蝴蝶翼”前脸（Butterfly Grille）和双电机性能版（High Performance）引发热议。这款对标特斯拉Model 3的纯电轿跑，宣称搭载 “量产最强800V平台” 和 “零重力座椅（Zero Gravity Seat）” ，但实测发现其高速电耗比竞品高12%。本文通过 72小时动态测试 、 10万公里耐久实验室 ...

材料简述：347是Nb稳定奥氏体型钢，添加Nb可提高晶间耐腐蚀能。在多种酸、碱、盐介质中的耐蚀性好，焊接性好，即可作耐蚀材料，又可作耐热钢使用。