它是周期性股。提前或落後看你怎麽看，從哪個時間段看，也可以說它是走在前麵，它是物理層的技術。

來源: *江南雨* 於 2025-06-09 07:08:11 [舊帖] [給我悄悄話] 本文已被閱讀：次

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