是这样。不过因果关系很复杂。第一批光纤公司建了当时需求一千倍的通讯容量，需要当时的高单价才能盈利。但高单价阻碍了用户增长

来源: thore 于 2026-02-03 13:58:33 [旧帖] [给我悄悄话] 本文已被阅读：次

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