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寒武纪大爆发
释义
寒武纪大爆发
Encyclopedia
理学
古生物学
释
Cambrian explosion
寒武纪大爆发
地球生命系统起源与演化早期发生的一次多样性爆发式增加事件。具体是指距今5.4亿~5.0亿年间,地球海洋生命系统中“突然”出现了门类众多的后生动物(包括无脊椎动物和脊椎动物)。
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cylindrical hologram
cylindrical hoof
cylindrical lens
cylindrical map projection
cylindrical measure
cylindrical mirror
cylindrical mirror analyzer
cylindrical mirror grating 3D display technology
cylindrical paraboloid radio telescope
cylindrical parts
cylindrical phase space
cylindrical polar coordinate
cylindrical projection
cylindrical robot
cylindrical section
cylindrical segment
cylindrical set
cylindrical spiral
cylindrical spreading loss
cylindrical strip
cylindrical surface
cylindrical tank
cylindrical universe
cylindrical vector field
cylindrical voice coil motor
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