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这些子半群在构造具有逆断面的正则半群中起决定性作用。
These subsemigroups play a decisive role in constructing regular semigroups with an inverse transversal.
youdao
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这些子半群在构造具有逆断面的正则半群中起决定性作用。
These subsemigroups play a decisive role in constructing regular semigroups with an inverse transversal.
youdao