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预览 系统之家Ghost Win8 x64位极速安装版2020.09 wena88 2020-9-12 15:06 03598 wena88 2020-9-12 15:06
预览 番茄花园Ghost Win10 x32极速游戏版V2020.08 wena88 2020-8-30 15:51 03695 wena88 2020-8-30 15:51
预览 新萝卜家园 Ghost XP SP3极速游戏版V2020.08 wena88 2020-8-22 15:06 03667 wena88 2020-8-22 15:06
预览 大白菜 Ghost Win7 x86极速纯净版 2020.08 wena88 2020-8-13 15:44 03524 wena88 2020-8-13 15:44
预览 技术员联盟Ghost Win8 x32位极速装机版v2020.08 wena88 2020-8-8 10:31 03496 wena88 2020-8-8 10:31
预览 加密软件送给朋友 attachment  ...2 ysr 2014-10-23 12:37 1310643 ysr 2020-8-3 12:03
预览 【32位+64位】技术员 Windows 10 安装版 2020 attach_img yyy1233 2020-8-1 09:35 03736 yyy1233 2020-8-1 09:35
预览 电脑城技术员Ghost Win7 x64位极速装机版2020.07 wena88 2020-7-26 16:40 03369 wena88 2020-7-26 16:40
预览 大白菜Ghost XP SP3正式纯净版v2020.07 新人帖 wena88 2020-7-21 15:41 03189 wena88 2020-7-21 15:41
预览 积分问题求值,谢谢各位老师! attach_img  ...2 ysr 2020-7-11 22:35 148197 ysr 2020-7-13 21:09
预览 请教各位老师 ysr 2020-6-16 15:52 24334 ysr 2020-7-13 19:58
预览 深度技术Ghost Win8 x64位极速游戏版2020.07 djaw653 2020-7-13 16:13 03114 djaw653 2020-7-13 16:13
预览 系统之家Ghost Win10 x32(86)位极速装机版2020.07 djaw653 2020-7-8 16:08 03277 djaw653 2020-7-8 16:08
预览 技术员联盟Ghost Win7 X64位体验游戏版V2020.06 djaw653 2020-6-30 09:33 03236 djaw653 2020-6-30 09:33
预览 求助由点坐标求函数表达式 attach_img  ...2 ysr 2020-5-16 23:19 169169 ysr 2020-6-29 22:11
预览 技术员Win7系统6月更新(旗舰版) attach_img yyy1233 2020-6-22 10:01 03206 yyy1233 2020-6-22 10:01
预览 深度技术GHOST XP SP3极速纯净版v2020.06 djaw653 2020-6-19 16:19 03121 djaw653 2020-6-19 16:19
预览 系统之家Ghost Win8.1 64极速装机版2020.06 新人帖 djaw653 2020-6-16 14:30 03077 djaw653 2020-6-16 14:30
预览 技术员 Ghost Win10(x86/x64)企业版 2020 06 新人帖 attach_img yyy1233 2020-6-12 10:12 04161 yyy1233 2020-6-12 10:12
预览 请问在电脑上各种数学符号怎么打,比如平方不属于集合,求教 新人帖 attach_img sikao 2020-4-18 12:47 43486 lianchunhe 2020-4-18 13:21
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\frac{\square}{\square}\sqrt{\square}\square_{\baguet}^{\baguet}\overarc{\square}\ \dot{\baguet}\left(\square\right)\binom{\square}{\square}\begin{cases}\square\\\square\end{cases}\ \begin{bmatrix}\square&\square\\\square&\square\end{bmatrix}\to\Rightarrow\mapsto\alpha\ \theta\ \pi\times\div\pm\because\angle\ \infty
\frac{\square}{\square}\sqrt{\square}\sqrt[\baguet]{\square}\square_{\baguet}\square^{\baguet}\square_{\baguet}^{\baguet}\sum_{\baguet}^{\baguet}\prod_{\baguet}^{\baguet}\coprod_{\baguet}^{\baguet}\int_{\baguet}^{\baguet}\lim_{\baguet}\lim_{\baguet}^{\baguet}\bigcup_{\baguet}^{\baguet}\bigcap_{\baguet}^{\baguet}\bigwedge_{\baguet}^{\baguet}\bigvee_{\baguet}^{\baguet}
\underline{\square}\overline{\square}\overrightarrow{\square}\overleftarrow{\square}\overleftrightarrow{\square}\underrightarrow{\square}\underleftarrow{\square}\underleftrightarrow{\square}\dot{\baguet}\hat{\baguet}\vec{\baguet}\tilde{\baguet}
\left(\square\right)\left[\square\right]\left\{\square\right\}\left|\square\right|\left\langle\square\right\rangle\left\lVert\square\right\rVert\left\lfloor\square\right\rfloor\left\lceil\square\right\rceil\binom{\square}{\square}\boxed{\square}
\begin{cases}\square\\\square\end{cases}\begin{matrix}\square&\square\\\square&\square\end{matrix}\begin{pmatrix}\square&\square\\\square&\square\end{pmatrix}\begin{bmatrix}\square&\square\\\square&\square\end{bmatrix}\begin{Bmatrix}\square&\square\\\square&\square\end{Bmatrix}\begin{vmatrix}\square&\square\\\square&\square\end{vmatrix}\begin{Vmatrix}\square&\square\\\square&\square\end{Vmatrix}\begin{array}{l|l}\square&\square\\\hline\square&\square\end{array}
\to\gets\leftrightarrow\nearrow\searrow\downarrow\uparrow\updownarrow\swarrow\nwarrow\Leftarrow\Rightarrow\Leftrightarrow\rightharpoonup\rightharpoondown\impliedby\implies\Longleftrightarrow\leftharpoonup\leftharpoondown\longleftarrow\longrightarrow\longleftrightarrow\Uparrow\Downarrow\Updownarrow\hookleftarrow\hookrightarrow\mapsto
\alpha\beta\gamma\Gamma\delta\Delta\epsilon\varepsilon\zeta\eta\theta\Theta\iota\kappa\varkappa\lambda\Lambda\mu\nu\xi\Xi\pi\Pi\varpi\rho\varrho\sigma\Sigma\tau\upsilon\Upsilon\phi\Phi\varphi\chi\psi\Psi\omega\Omega\digamma\vartheta\varsigma\mathbb{C}\mathbb{H}\mathbb{N}\mathbb{P}\mathbb{Q}\mathbb{R}\mathbb{Z}\Re\Im\aleph\partial\nabla
\times\cdot\ast\div\pm\mp\circ\backslash\oplus\ominus\otimes\odot\bullet\varnothing\neq\equiv\not\equiv\sim\approx\simeq\cong\geq\leq\ll\gg\succ\prec\in\ni\cup\cap\subset\supset\not\subset\not\supset\notin\not\ni\subseteq\supseteq\nsubseteq\nsupseteq\sqsubset\sqsupset\sqsubseteq\sqsupseteq\sqcap\sqcup\wedge\vee\neg\forall\exists\nexists\uplus\bigsqcup\bigodot\bigotimes\bigoplus\biguplus\bigcap\bigcup\bigvee\bigwedge
\because\therefore\angle\parallel\perp\top\nparallel\measuredangle\sphericalangle\diamond\diamondsuit\doteq\propto\infty\bowtie\square\smile\frown\bigtriangledown\triangle\triangleleft\triangleright\bigcirc \wr\amalg\models\preceq\mid\nmid\vdash\dashv\nless\ngtr\ldots\cdots\vdots\ddots\surd\ell\flat\sharp\natural\wp\clubsuit\heartsuit\spadesuit\oint\lfloor\rfloor\lceil\rceil\lbrace\rbrace\lbrack\rbrack\vert\hbar\aleph\dagger\ddagger

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