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一首MP3 歌曲約5MB,怎麼換算共需傳輸幾秒鐘 ?
Jun 23rd 2013, 11:01

一首MP3 歌曲約5MB,分別使用2G、3G、4G 共需傳輸幾秒鐘 ?

2G,可提供9.6 Kbps 傳輸速率

3G,靜止態狀2 Mbps 傳輸速率

4G,高速移動情況下,資料傳輸有100 Mbps

怎麼換算 2G、3G、4G 共需傳輸幾秒鐘(有換算算式嗎) ?

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創作者 2016汽車駕照的筆試 汽車筆試沒過汽車駕照筆試有效期限汽車筆試時效2015汽車駕照筆試是採用什麼方法考的?2016 的頭像
approa

2016汽車駕照的筆試 汽車筆試沒過汽車駕照筆試有效期限汽車筆試時效2015汽車駕照筆試是採用什麼方法考的?2016

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