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寒武系
释义
寒武系
Encyclopedia
理学
寒武系
释
Cambrian System
寒武系
全球标准年代地层的系级单位,显生宇和古生界的第一个系,是距今5.41亿~4.85亿年前地史时期地球上形成的全部地层,地层位置在埃迪卡拉系之上,奥陶系之下。
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RADA
Radama I reform
radar
radar absorbing material
radar absorbing materials
radar active jamming pattern
radar altimeter
radar ambiguity function
radar antenna
radar anti-jamming
radar anti-reconnaissance
radar area related guidance
radar astronomy
radar beacon
radar beam riding guidance
radar beam riding semi-active radar homing combined guidance
radar camouflage
radar carrier frequency
radar chart
radar clutter
radar control
radar countermeasure system
radar cross section
radar cross section measurement
radar cross section of target
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