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Cartan tensor
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Cartan tensor
Encyclopedia
理学
嘉当张量
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Cartan tensor
嘉当张量
嘉当张量是芬斯勒流形上用来刻画其与黎曼流形差异性的一个三阶全对称协变张量场。又称嘉当挠率(张量)。
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focal distance, focal length
focal ellipse
focal extender
focal hyperbola
focal image
focalization
focalizer
focal length
focal length factor of photographic lens
focal length measurement of optical part and optical system
focal line
focal manifold
focal mechanism
focal mechanism solution
focal mechanism solution parameters
focal net
focal pair
focal parameter
focal plane
focal plane array
focal-plane array
focal plane array infrared seeker
focal plane array tester
focal plane assembly
focal-plane instrumentation
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