把1英寸分成8等分: 1/8 1/4 3/8 1/2 5/8 3/4 7/8 英寸。 This is an arithmetic sequence since there is a common difference between each term. In this case, adding 18 to the previous term in the sequence gives the next term. In other words, an=a1+d (n−1). Arithmetic Sequence: d=1/8 From zhihu.com
Jun 29, 2025 本文是2025年流量卡选购指南，为大家在选购流量卡的过程中，答疑解惑，同时包含2025年高性价比流量卡推荐，方便选择困难症的知友查看。流量卡价格目前是全年最低点，是入手流量卡的好时机。 今年已经测评过30款新品手机卡，历时至今，已经获得900W+的阅读。 From zhihu.com
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