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词汇
封閉宇宙學說
释义
封閉宇宙學說
fēng bì yǔ zhòu xué shuō
一种认为宇宙是封闭,不会永远膨胀的学说。因遥远星系退行,宇宙不断朝四面八方膨胀。膨胀到最后,又开始出现收缩,越来越多的星系彼此趋近,终究缩回大爆炸之前的原始高密混沌状态,此乃对宇宙可能结局的假设。
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open-end questions
open-end queue
open end roll
open-end roll
open-end rotor spinning
open-ends
open-end securities investment fund
open end shaving machine
open end socket
open-end socket
open end spanner
open-end spanner
openend spinning
open end spinning
open-end spinning
open-end-spinning
open-end spinning, break spinning
open-end spinning frame
openend spinning machine
open end spinning machine
open-end spinning type arrangement
open-end steam pipe
open end steel pile
open end tooth harrow
open-end transaction
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更新时间:2025/5/28 2:20:19