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  1. 为什么叫“单纯形“?这个名字有什么意义 - 知乎

    Oct 11, 2013 · 单纯形 是二维的三角形,三维的四面体,在任意维度的推广。n-维单纯形是一个有 n+1 个顶点,n+1 个面 (facet) 的多面体。这个词译自英语 simplex,「单纯」其实意味着基本,因为他是组 …

  2. 为什么微信不向 telegram 学习? - 知乎

    明明可以你赚钱+用户开心,你却非要让别人赚钱+自己付出额外成本+让用户不开心。 真的要隐私去 simpleX,一个软件再有隐私,有了手机号绑定,整个系统就很搞笑了。 update3

  3. How To Program The Yaesu FT5 with ADMS-14 And Front Panel

    Nov 4, 2021 · This video shows you how to program both simplex and repeater frequencies into the Yaesu FT5 Programming From Front Panel And Computer. The software used is from Yaesu and is …

  4. PC版的QQ中,国际版、轻聊版、TM和TIM哪个最好用? - 知乎

    对于已经工作的人,平时用QQ就是聊工作,工作群,收发文件,群共享文件这些基本功能,简洁流畅省资源最好。

  5. New 2-Meter Simplex Club - QRZ Forums

    Oct 28, 2007 · Announcing The Simplex Experience - An Amateur Radio 2-Meter FM Direct Communications Association. Our goal is the creation and/or expansion of LOCAL...

  6. 为什么CAD图纸打开钢筋符号显示为问号? - 知乎

    钢筋符号通常都保存在常规字体也就是小字体中,CAD默认设置有替换字体:simplex.shx,也就是常规字体会自动替换成simplex.shx,但这个字体中没有钢筋符号,数字和字母都能显示,唯独钢筋符号没 …

  7. CQ Chit-Chat: How do we keep 2m Simplex alive?! | QRZ Forums

    Oct 25, 2025 · Back on the 26th of September, 2025 I gathered fellow hamtubers and we discussed ideas and how to keep 2m Simplex alive and well!! I know that in some...

  8. Reviving 146.52, 2-Meter Nat'l Call Freq. - QRZ Forums

    Jan 23, 2003 · Here in northeastern Oklahoma, we have a 146.52 simplex net every Saturday night at 8 o'clock. This revived .52 from being a dead channel to an active contact channel.

  9. D-Star DV on 145.600 MHz | QRZ Forums

    Aug 24, 2005 · I am currently content to use my D-STAR radios on simplex. I can still do all the regular FM communications, but have the luxury of going to a D-STAR frequency when my friend and I QSY …

  10. 线性规划问题的复杂度为多少? - 知乎

    我认为Simplex Algorithm的时间复杂度还是目前仍然正在研究的一个问题。 对于大多数选轴规则 (像决定哪些变量进入和离开的基本规则),存在具有指数计算时间的线性程序的反例。 是否存在一个选轴规 …