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单词
friedmann universe
释义
Friedmann universe
Friedmann universe
[
′frēd·mən ′yü·nə‚vərs
]
(astronomy)
A nonstatic, homogeneous, isotropic model of the universe that displays expansion or contraction and has nonzero matter density.
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total-prefabricated construction
total prescription
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total pressure (disambiguation)
total pressure sensor
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total preventive maintenance time
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total prime time
total principal component regression
total print management
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更新时间：2025/4/3 14:32:50