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China Economic Net
17 分钟
China, Ethiopia mark 55 years of friendship with the launch of Ethiopian National Pavilion ...
China, Ethiopia mark 55 years of friendship with the launch of Ethiopian National Pavilion in Beijing ...
China Economic Net
1 小时
China's box office pre-sales for Spring Festival season hit 200 mln yuan
BEIJING, Jan. 20 (Xinhua) -- China's advanced ticket bookings for movies set to be released during the upcoming Spring Festival holiday have reached 200 million yuan (about 27.8 million U.S. dollars) ...
18 小时
《科学》(20250117出版)一周论文导读
建筑材料的特性来源于其内部结构元素的几何排列。他们的设计依靠连续的成员网络来控制整体的力学行为。研究者介绍了一类由离散的连接环或笼状颗粒联锁在三维网络中组成的材料,形成多联结构材料(PAM)。他们提出了一个通用的设计框架,将任意晶体网络转化为粒子连接和几何形状。
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