Abstract: Ground penetrating radar (GPR) has been widely used as a nondestructive tool to image the subsurface. When the GPR's detecting direction is perpendicular to the orientation of a buried ...
Abstract: In the land warfare Target-Attacker-Defender (TAD) game, the Attacker vehicle seeks to capture the Target vehicle, while the Defender vehicle aims to intercept the Attacker vehicle and ...
Explore the NZ:RAD financials. Find the Radius Residential Care financial statements for a comprehensive overview of the company’s financial health. This summary highlights critical numbers from key ...
KUALA LUMPUR: Those wishing to protest during the upcoming 47th Asean Summit may do so but must stay outside the "security radius" of designated locations, says Datuk Seri Saifuddin Nasution Ismail.
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“行星Y”在扰动太阳系边缘天体轨道
一个世纪以来，天文学家始终怀疑，在太阳系的遥远边缘，或许潜伏着一颗未知的行星。如今，这个问题再次被点燃。美国普林斯顿大学天体物理学家阿米尔·西拉杰在最新研究中提出，某种神秘力量正在扰动海王星外的天体轨道，而最合理的解释，可能是一颗尚未被直接观测到的新 ...
24 天on MSN
欧空局（ESA）盖亚空间望远镜发现银河系“巨大波动”
欧空局（ESA）盖亚空间望远镜最新数据揭示了银河系中心正向外传播的一股巨大的波动。这一发现表明，除已知的银河系旋转和盘面扭曲外，银河系还存在着如石子入水般波纹般的大规模涟漪。过去约百年间，科学家已经确认银河系的恒星围绕中心旋转。盖亚计划此前曾对这些恒 ...
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